Madison Daily Meteorological Data

Core Areas:

Keywords: NTL Core Datasets, meteorology

EDI Archive + Metadata: https://portal.edirepository.org/nis/mapbrowse?scope=knb-lter-ntl&identifier=20

Variables include: year4, sampledate, max_air_temp_adjusted, max_air_temp_raw, min_air_temp_adjusted, min_air_temp_raw, avg_air_temp_adjusted, avg_air_temp_raw, range_air_temp_adjusted, precip_raw_mm, snow_raw_cm, snow_depth_cm, data_status

Date Range: 1869-01-01 - 2023-12-31

No. of entries: 56612

North Temperate Lakes LTER Daily Meteorological Data - Woodruff Airport North Temperate Lakes LTER Hourly Meteorological Data - Woodruff Airport North Temperate Lakes LTER Half-Hourly Radiation Data - Woodruff Airport North Temperate Lakes LTER High Resolution Meteorological Data - Woodruff Airport

Core Areas:

Keywords: physical (all), meteorological, NTL Core Datasets, air temperature, humidity, meteorology, precipitation, relative humidity, solar radiation, wind direction, wind speed

EDI Archive + Metadata: https://portal.edirepository.org/nis/mapbrowse?scope=knb-lter-ntl&identifier=17

Variables include: year4, sampledate, daynum, avg_air_temp, flag_avg_air_temp, max_air_temp, flag_max_air_temp, min_air_temp, flag_min_air_temp, avg_rel_hum, flag_avg_rel_hum, max_rel_hum, flag_max_rel_hum, min_rel_hum, flag_min_rel_hum, avg_barom_pres_mbar, flag_avg_barom_pres_mbar, avg_wind_speed, flag_avg_wind_speed, max_wind_speed_1min, flag_max_wind_speed_1min, direction_peak_wind, flag_direction_peak_wind, avg_par, flag_avg_par, avg_shortwave_rad, flag_avg_shortwave_rad, avg_sol_rad, flag_avg_sol_rad, avg_longwave_rad, flag_avg_longwave_rad

Date Range: 1989-01-01 - 2025-12-31

No. of entries: 13183

North Temperate Lakes LTER: Daily Soil Temperature - Woodruff Airport North Temperate Lakes LTER: Hourly Soil Temperature - Woodruff Airport North Temperate Lakes LTER High Resolution Soil Temperature - Woodruff Airport North Temperate Lakes LTER: Daily Soil Temperature - Min and Max

Core Areas:

Keywords: physical (all), meteorological, NTL Core Datasets, soil, meteorology, soil temperature

EDI Archive + Metadata: https://portal.edirepository.org/nis/mapbrowse?scope=knb-lter-ntl&identifier=133

Variables include: year4, sampledate, daynum, depth, avg_soiltemp, flag_avg_soiltemp

Date Range: 2006-08-18 - 2025-12-31

No. of entries: 7767

Minocqua Dam Daily Meteorological Data

Core Areas:

Keywords: NTL Core Datasets, meteorology

EDI Archive + Metadata: https://portal.edirepository.org/nis/mapbrowse?scope=knb-lter-ntl&identifier=18

Variables include: year4, sampledate, min_air_temp, max_air_temp, precip, snow, snow_depth, data_status

Date Range: 1978-01-01 - 2023-12-31

No. of entries: 16800

Minocqua Dam Monthly Meteorological Data

Core Areas:

Keywords: NTL Core Datasets, meteorology

EDI Archive + Metadata: https://portal.edirepository.org/nis/mapbrowse?scope=knb-lter-ntl&identifier=19

Variables include: year, month, mean_air_temp, mean_min_air_temp, mean_max_air_temp, precip, snow, data_status

No. of entries: 1426

Physical Limnology of the North Temperate Lakes Primary Study Lakes

Core Areas: Primary Production

Keywords: Primary Production, dissolved oxygen, metabolism, photosynthetically active radiation, water temperature, light penetration, PAR, percent oxygen saturation, NTL Core Datasets, physical (all), light, physical limnology

EDI Archive + Metadata: https://portal.edirepository.org/nis/mapbrowse?scope=knb-lter-ntl&identifier=29

Variables include: lakeid, year4, sampledate, depth, rep, sta, event, wtemp, o2, o2sat, deck, light, frlight, flagdepth, flagwtemp, flago2, flago2sat, flagdeck, flaglight, flagfrlight

Date Range: 1981-04-22 - 2024-12-09

No. of entries: 129701

Lakes included:

AL, depths include: 0, 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 4.5, 5, 5.5, 6, 6.5, 7

BM, depths include: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19

CB, depths include: 0, 0.25, 0.5, 0.75, 1, 1.25, 1.5, 1.75, 2

CR, depths include: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19

FI, depths include: 0, 1, 1.5, 2, 2.5, 3, 3.5, 4, 4.5, 5, 5.5, 6, 6.5, 7, 7.5, 8, 8.5, 9, 9.5, 10, 10.5, 11, 11.5, 12, 13, 14, 15, 16, 17, 18, 19

ME, depths include: 0, 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 4.5, 5, 5.5, 6, 6.5, 7, 7.5, 8, 8.5, 9, 9.5, 10, 10.5, 11, 11.5, 12, 12.5, 13, 13.5, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 24.5

MO, depths include: 0, 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 4.5, 5, 5.5, 6, 6.5, 7, 7.5, 8, 8.5, 9, 9.5, 10, 10.5, 11, 11.5, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22

SP, depths include: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18

TB, depths include: 0, 0.25, 0.5, 0.75, 1, 1.25, 1.5, 1.75, 2, 2.25, 2.5, 2.75, 3, 4, 5, 6, 7

TR, depths include: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32

WI, depths include: 0, 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 3.6

Physical & Chemical Limnology of Lake Kegonsa and Lake Waubesa

Core Areas:

Keywords: chemical limnology, NTL Core Datasets, alkalinity, dissolved oxygen, water temperature, water chemistry, chloride, ph, nutrients

EDI Archive + Metadata: https://portal.edirepository.org/nis/mapbrowse?scope=knb-lter-ntl&identifier=401

Variables include: lakeid, year4, daynum, sampledate, depth, rep, sta, wtemp, o2, o2sat, ph, phair, alk, totnuf_wslh, no3no2_wslh, nh4_wslh, kjdl_n_wslh, totpuf_wslh, drp_wslh, drsif_wslh, cl, so4, flagdepth, flagwtemp, flago2, flago2sat, flagph, flagphair, flagalk, flagtotnuf_wslh, flagno3no2_wslh, flagnh4_wslh, flagkjdl_n_wslh, flagtotpuf_wslh, flagdrp_wslh, flagdrsif_wslh, flagcl, flagso4

Date Range: 1994-07-05 - 2024-11-07

No. of entries: 9268

Lakes included:

KE, depths include: 0, 1, 2, 3, 4, 4.5, 5, 5.5, 6, 6.5, 7, 7.5, 8, 9, 9.5

WA, depths include: 0, 1, 2, 3, 4, 4.5, 5, 5.5, 6, 6.5, 7, 7.5, 8, 8.5, 9, 9.5, 10, 10.5, 11

North Temperate Lakes LTER: Snow and Ice Depth

Core Areas:

Keywords: physical limnology, NTL Core Datasets, ice, snow, snow depth

EDI Archive + Metadata: https://portal.edirepository.org/nis/mapbrowse?scope=knb-lter-ntl&identifier=34

Variables include: lakeid, year4, daynum, sampledate, sta, nsnow, avsnow, sdsnow, wlevel, totice, nice, whiteice, blueice

Date Range: 1982-01-18 - 2023-03-21

No. of entries: 958

Lakes included: AL, BM, CB, CR, FI, ME, MO, SP, TB, TR, WI

North Temperate Lakes LTER: Ice Duration - Trout Lake Area

Core Areas:

Keywords: physical limnology, meteorology climatology, aquatic, lake, hydrologic process, cryosphere, NTL Core Datasets, ice, freshwater, winter

EDI Archive + Metadata: https://portal.edirepository.org/nis/mapbrowse?scope=knb-lter-ntl&identifier=32

Variables include: lakeid, year, lastopen, ice_on, lastice, ice_off, duration, comments

No. of entries: 301

Lakes included: AL, BM, CB, CR, SP, TB, TR

North Temperate Lakes LTER: Ice Duration - Madison Lakes Area

Core Areas:

Keywords: physical limnology, meteorology climatology, aquatic, lake, hydrologic process, cryosphere, NTL Core Datasets, ice, freshwater, winter

EDI Archive + Metadata: https://portal.edirepository.org/nis/mapbrowse?scope=knb-lter-ntl&identifier=33

Variables include: lakeid, year, ice_on, ice_off, duration, comments

No. of entries: 443

Lakes included: ME, MO, WI

North Temperate Lakes LTER: Lake Levels Lake Levels - High Frequency

Core Areas:

Keywords: physical limnology, NTL Core Datasets, lake level

EDI Archive + Metadata: https://portal.edirepository.org/nis/mapbrowse?scope=knb-lter-ntl&identifier=30

Variables include: lakeid, year4, daynum, sampledate, sta, llevel_elevation

Date Range: 1981-04-23 - 2024-11-22

No. of entries: 3688

Lakes included: AL, BM, CB, CR, SP, TB, TR

North Temperate Lakes: Light Extinction

Core Areas:

Keywords: physical (all), aquatic, lake, North Temperate Lakes LTER, physical limnology, NTL Core Datasets, light, photosynthetically active radiation, freshwater, water column,

EDI Archive + Metadata: https://portal.edirepository.org/nis/mapbrowse?scope=knb-lter-ntl&identifier=259

Variables include: lakeid, sampledate, extcoef, lightext_flag, comments

Date Range: 1981-04-22 - 2024-11-22

No. of entries: 5661

Lakes included: AL, BM, CB, CR, FI, ME, MO, SP, TB, TR, WI, KE, WA

North Temperate Lakes LTER: Secchi Disk Depth; Other Auxiliary Base Crew Sample Data

Core Areas:

Keywords: physical (all), physical limnology, NTL Core Datasets, meteorology, secchi depth

EDI Archive + Metadata: https://portal.edirepository.org/nis/mapbrowse?scope=knb-lter-ntl&identifier=31

Variables include: lakeid, year4, daynum, sampledate, sta, secview, secnview, timeon, timeoff, airtemp, windir, windspd, waveht, cloud, ice

Date Range: 1981-04-22 - 2024-12-09

No. of entries: 8777

Lakes included: AL, BM, CB, CR, FI, ME, MO, SP, TB, TR, WI

North Temperate Lakes LTER: Color

Core Areas:

Keywords: physical limnology, aquatic ecology, aquatic, lake, wetland, water color, NTL Core Datasets, limnology, freshwater, water,

EDI Archive + Metadata: https://portal.edirepository.org/nis/mapbrowse?scope=knb-lter-ntl&identifier=87

Variables include: lakeid, year4, sampledate, cuvette, wavelength, value, color_flag

Date Range: 1989-11-07 - 2023-11-20

No. of entries: 705334

Lakes included: AL, BM, CB, CR, SP, TB, TR, BLANK, LRN, LRS

North Temperate Lakes LTER: Sediment Deposition - Trout Lake Area

Core Areas:

Keywords: physical limnology, aquatic, aquatic ecology, lake, hypolimnion, strata, hydrologic process, NTL Core Datasets, sedimentation, freshwater, deposition

EDI Archive + Metadata: https://portal.edirepository.org/nis/mapbrowse?scope=knb-lter-ntl&identifier=40

Variables include: lakeid, year4, year_fraction, start_daynum, end_daynum, duration, med_daynum, med_date, trap, size_fraction, mass_flux, particle_mass_mg, particle_mass_conc_mg_per_l, volume_l, ratio_n, ratio_c, ratio_p, flux_n, flux_c, flux_p, flag, comments

No. of entries: 3699

Lakes included: CR, SP, TR

Lake Mendota Multiparameter Sonde Profiles

Core Areas: organic matter

Keywords: organic matter, water temperature, dissolved oxygen, turbidity, specific conductivity, chlorophyll a, algae, dissolved organic carbon, hydrogen ions, chemical (all), physical (all), biological (all)

EDI Archive + Metadata: https://portal.edirepository.org/nis/mapbrowse?scope=knb-lter-ntl&identifier=400

Variables include: lakeid, sampledate, sampletime, depth, wtemp, do_raw, do_sat, ph, spec_cond, chlor_rfu, phyco_rfu, turbidity, fdom, flag_wtemp, flag_do_raw, flag_do_sat, flag_ph, flag_spec_cond, flag_chlor_rfu, flag_phyco_rfu, flag_turbidity, flag_fdom

Date Range: 2017-09-29 - 2022-10-28

No. of entries: 2118

Lakes included:

ME, depths include: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20

North Temperate Lakes LTER - Groundwater Chemistry North Temperate Lakes LTER - Groundwater well locations

Core Areas: Organic Matter, organic matter

Keywords: NTL Core Datasets, chemical (all), chemical limnology, bicarbonite-reactive silica, BRSI, C, Ca, Cl, DIC, dissolved reactive silica, DOC, DRSI, Fe, ground water, K, Mg, Mn, N, Na, NH4, nitrate + nitrite nitrogen, North Temperate Lakes - LTER, NTL LTER, P, SO4, total dissolved nitrogen, total dissolved phosphorus, water pH, Organic Matter, Inorganic Nutrients, alkalinity, ammonia, calcium, carbon, chloride, conductance, conductivity, dissolved inorganic carbon, dissolved organic carbon, groundwater, iron, magnesium, manganese, nitrogen, organic matter, phosphorus, potassium, sodium, sulfate, water chemistry

EDI Archive + Metadata: https://portal.edirepository.org/nis/mapbrowse?scope=knb-lter-ntl&identifier=10

Variables include: wellid, year, sampledate, daynum, ph, ph_bubbled, cond, alk, dic, doc, no3no2, nh4n, totn, totp, drsi, brsi, cl, so4, ca, mg, na, k, fe, mn, flagph, flagph_bubbled, flagalk, flagdic, flagdoc, flagno3no2, flagnh4n, flagtotn, flagtotp, flagdrsi, flagbrsi, flagcl, flagso4, flagca, flagmg, flagna, flagk, flagfe, flagmn

Date Range: 1984-11-07 - 2018-10-22

No. of entries: 431

North Temperate Lakes LTER - Groundwater Levels North Temperate Lakes LTER - Groundwater well locations

Core Areas:

Keywords: ground water, North Temperate Lakes - LTER, NTL LTER, well level, NTL Core Datasets, physical (all), physical limnology, groundwater

EDI Archive + Metadata: https://portal.edirepository.org/nis/mapbrowse?scope=knb-lter-ntl&identifier=9

Variables include: year4, sampledate, wellid, well_level, flag

Date Range: 1984-04-23 - 2018-11-27

No. of entries: 6445

Chemical Limnology of North Temperate Lakes LTER Primary Study Lakes: Major Ions

Core Areas: inorganic nutrients

Keywords: chemical (all), chemical limnology, NTL Core Datasets, inorganic nutrients, calcium, chloride, specific conductivity, iron, magnesium, manganese, potassium, sodium, sulfate, water chemistry, conductivity

EDI Archive + Metadata: https://portal.edirepository.org/nis/mapbrowse?scope=knb-lter-ntl&identifier=2

Variables include: lakeid, year4, daynum, sampledate, depth, rep, sta, event, cl, so4, ca, mg, na, k, fe, mn, cond, flagcl, flagso4, flagca, flagmg, flagna, flagk, flagfe, flagmn, flagcond

Date Range: 1981-04-22 - 2023-11-20

No. of entries: 11540

Lakes included:

AL, depths include: 0, 2, 4, 6, 7

BM, depths include: 0, 5, 8, 10, 12, 16, 18, 19

CB, depths include: 0, 2

CR, depths include: 0, 5, 8, 10, 12, 15, 18, 19

FI, depths include: 0, 4, 8, 10, 12, 14, 16, 18

ME, depths include: 0, 4, 8, 20

MO, depths include: 0, 4, 8, 20

SP, depths include: 0, 5, 8, 10, 12, 15, 18

TB, depths include: 0, 2, 3, 5, 7

TR, depths include: 0, 8, 10, 15, 20, 27, 31, 32

WI, depths include: 0

Chemical Limnology of North Temperate Lakes LTER Primary Study Lakes: Nutrients, pH and Carbon

Core Areas: organic matter, inorganic nutrients

Keywords: chemical (all), chemical limnology, NTL Core Datasets, organic matter, inorganic nutrients, alkalinity, ammonia, carbon, dissolved organic carbon, dissolved inorganic carbon, nitrate, nitrogen, nutrients, ph, phosphorus, total nitrogen, total organic carbon, total phosphorus, water chemistry

EDI Archive + Metadata: https://portal.edirepository.org/nis/mapbrowse?scope=knb-lter-ntl&identifier=1

Variables include: lakeid, year4, daynum, sampledate, depth, rep, sta, event, ph, phair, alk, dic, tic, doc, toc, no3no2, no2, nh4, totnf, totnuf, totpf, totpuf, drsif, brsif, brsiuf, tpm, totnuf_WSLH, no3no2_WSLH, nh4_WSLH, kjdl_n_WSLH, totpuf_WSLH, drp_WSLH, drsif_WSLH, flagdepth, flagph, flagphair, flagalk, flagdic, flagtic, flagdoc, flagtoc, flagno3no2, flagno2, flagnh4, flagtotnf, flagtotnuf, flagtotpf, flagtotpuf, flagdrsif, flagbrsif, flagbrsiuf, flagtpm, flagtotnuf_WSLH, flagno3no2_WSLH, flagnh4_WSLH, flagkjdl_n_WSLH, flagtotpuf_WSLH, flagdrp_WSLH, flagdrsif_WSLH

Date Range: 1981-04-22 - 2023-11-20

No. of entries: 19874

Lakes included:

AL, depths include: 0, 2, 4, 6, 7

BM, depths include: 0, 5, 8, 10, 12, 16, 18, 19

CB, depths include: 0, 2

CR, depths include: 0, 3, 5, 8, 10, 12, 15, 18, 19

FI, depths include: 0, 4, 8, 10, 12, 14, 16, 18

ME, depths include: 0, 4, 8, 10, 12, 14, 16, 18, 20, 22

MO, depths include: 0, 4, 8, 10, 12, 14, 16, 18, 20

SP, depths include: 0, 3, 5, 8, 10, 12, 15, 17, 18

TB, depths include: 0, 2, 3, 5, 7

TR, depths include: 0, 5, 8, 10, 15, 20, 27, 31, 32

WI, depths include: 0

Physical & Chemical Limnology of Lake Kegonsa and Lake Waubesa

Core Areas:

Keywords: chemical limnology, NTL Core Datasets, alkalinity, dissolved oxygen, water temperature, water chemistry, chloride, ph, nutrients

EDI Archive + Metadata: https://portal.edirepository.org/nis/mapbrowse?scope=knb-lter-ntl&identifier=401

Variables include: lakeid, year4, daynum, sampledate, depth, rep, sta, wtemp, o2, o2sat, ph, phair, alk, totnuf_wslh, no3no2_wslh, nh4_wslh, kjdl_n_wslh, totpuf_wslh, drp_wslh, drsif_wslh, cl, so4, flagdepth, flagwtemp, flago2, flago2sat, flagph, flagphair, flagalk, flagtotnuf_wslh, flagno3no2_wslh, flagnh4_wslh, flagkjdl_n_wslh, flagtotpuf_wslh, flagdrp_wslh, flagdrsif_wslh, flagcl, flagso4

Date Range: 1994-07-05 - 2024-11-07

No. of entries: 9268

Lakes included:

KE, depths include: 0, 1, 2, 3, 4, 4.5, 5, 5.5, 6, 6.5, 7, 7.5, 8, 9, 9.5

WA, depths include: 0, 1, 2, 3, 4, 4.5, 5, 5.5, 6, 6.5, 7, 7.5, 8, 8.5, 9, 9.5, 10, 10.5, 11

North Temperate Lakes LTER - Chlorophyll - Madison Lakes Area

Core Areas: Primary Production

Keywords: lake, aquatic, Primary Production, chlorophyll, chlorophyll a, freshwater, North Temperate Lakes - LTER, NTL LTER, phaeophyton, NTL Core Datasets, biological (all), chlorophyll

EDI Archive + Metadata: https://portal.edirepository.org/nis/mapbrowse?scope=knb-lter-ntl&identifier=38

Variables include: lakeid, year4, sampledate, depth_range_m, rep, tri_chl_spec, mono_chl_spec, phaeo_spec, uncorrect_chl_fluor, correct_chl_fluor, phaeo_fluor, flag_spec, flag_fluor

Date Range: 1995-01-24 - 2023-11-15

No. of entries: 5917

Lakes included: ME, MO, FI, WI

North Temperate Lakes LTER: Chlorophyll - Trout Lake Area

Core Areas: primary production

Keywords: biological (all), NTL Core Datasets, chlorophyll, chlorophyll a, primary production

EDI Archive + Metadata: https://portal.edirepository.org/nis/mapbrowse?scope=knb-lter-ntl&identifier=35

Variables include: lakeid, year4, daynum, sampledate, rep, sta, depth, chlor, phaeo, flagchlor, flagphaeo

Date Range: 1981-06-30 - 2024-11-22

No. of entries: 33953

Lakes included:

AL, depths include: 0, 2, 4, 6, 7

BM, depths include: 0, 3, 5, 8, 10, 12, 16, 18, 19

CB, depths include: 0, 1, 2

CR, depths include: 0, 3, 5, 8, 10, 12, 15, 18, 19

SP, depths include: 0, 3, 5, 8, 10, 12, 15, 17, 18

TB, depths include: 0, 2, 3, 5, 6, 7

TR, depths include: 0, 3, 5, 8, 10, 15, 20, 27, 31, 32

North Temperate Lakes LTER - Phytoplankton - Madison Lakes Area

Core Areas: Primary Production, Populations

Keywords: NTL Core Datasets, biological (all), phytoplankton, biomass concentration, biovolume concentration, North Temperate Lakes - LTER, NTL LTER, plankton, Primary Production, Populations, algae, phytoplankton, species, species composition, species diversity, species richness

EDI Archive + Metadata: https://portal.edirepository.org/nis/mapbrowse?scope=knb-lter-ntl&identifier=88

Variables include: lakeid, year4, sampledate, sta, depth_range, division, taxa_name, gald, cells_per_nu, nu_per_ml, cells_per_ml, biovolume_conc, biomass_conc, relative_total_biovolume, genus

Date Range: 1995-01-24 - 2020-12-10

No. of entries: 18654

Lakes included: MO, ME, FI, WI

North Temperate Lakes LTER: Phytoplankton - Trout Lake Area

Core Areas: populations, primary production

Keywords: algae, biomass, phytoplankton, populations, primary production, NTL LTER, North Temperate Lakes - LTER, biomass concentration, biovolume concentration, plankton

EDI Archive + Metadata: https://portal.edirepository.org/nis/mapbrowse?scope=knb-lter-ntl&identifier=238

Variables include: lakeid, year4, sampledate, sta, depth_range, division, taxa_name, gald, cells_per_nu, nu_per_ml, cells_per_ml, biovolume_conc, biomass_conc, relative_total_biovolume, genus

Date Range: 1984-04-26 - 2006-11-03

No. of entries: 2552

Lakes included: CR, AL, BM, SP, TB, TR, CB

North Temperate Lakes LTER: Zooplankton - Trout Lake Area

Core Areas: populations

Keywords: NTL Core Datasets, zooplankton, populations, abundance, density, species, species composition, species diversity, species richness, plankton

EDI Archive + Metadata: https://portal.edirepository.org/nis/mapbrowse?scope=knb-lter-ntl&identifier=37

Variables include: lakeid, station, year4, sample_date, species_code, species_name, density, individuals_measured, avg_length

Date Range: 1981-04-22 - 2024-11-22

No. of entries: 49467

Lakes included: AL, BM, Bm, CB, CR, SP, TB, TR, Tr

North Temperate Lakes LTER - Zooplankton - Madison Lakes Area

Core Areas: Populations

Keywords: Populations, abundance, density, species, species composition, species diversity, species richness, zooplankton, North Temperate Lakes - LTER, NTL LTER, plankton, NTL Core Datasets, biological (all), zooplankton

EDI Archive + Metadata: https://portal.edirepository.org/nis/mapbrowse?scope=knb-lter-ntl&identifier=90

Variables include: lakeid, year4, sample_date, station, towdepth, species_code, species_name, density, individuals_measured, avg_length

Date Range: 1995-01-24 - 2023-11-15

No. of entries: 9603

Lakes included: ME, MO, FI, WI

Mass_Calc_LTER

Core Areas: Populations

Keywords: Populations, biomass, zooplankton, North Temperate Lakes - LTER, NTL LTER, Reference Datasets, biological (all), zooplankton

EDI Archive + Metadata: https://portal.edirepository.org/nis/mapbrowse?scope=knb-lter-ntl&identifier=376

Variables include: larger_group, species, length, mass_formula, length_reference, mass_formula_reference, notes

No. of entries: 132

North Temperate Lakes LTER - Benthic Macroinvertebrates North Temperate Lakes LTER - Benthic Macroinvertebrates Taxonomic Codes Benthic Macroinvertebrate sample locations

Core Areas:

Keywords: benthic macroinvertebrates, benthic, aquatic, lake, wetland, benthic zone, NTL Core Datasets, macroinvertebrates, species composition, species diversity, species richness, benthos, freshwater

EDI Archive + Metadata: https://portal.edirepository.org/nis/mapbrowse?scope=knb-lter-ntl&identifier=11

Variables include: lakeid, year4, site, rep, taxon_code, description, number_indiv, flag

No. of entries: 24700

Lakes included: CR, SP, sp, TR

North Temperate Lakes LTER: Crayfish Abundance

Core Areas: populations

Keywords: biological (all), crayfish, benthic, invertebrate, littoral zone, long-term change, North Temperate Lakes - LTER, Orconectes, NTL Core Datasets, populations, crayfishes, invasive species

EDI Archive + Metadata: https://portal.edirepository.org/nis/mapbrowse?scope=knb-lter-ntl&identifier=3

Variables include: lakeid, year4, spname, gearid, effort, total_caught

No. of entries: 475

Lakes included: AL, BM, FI, ME, MO, SP, TR, WI

North Temperate Lakes LTER: Pelagic Macroinvertebrate Abundance

Core Areas:

Keywords: pelagic macroinvertebrates, species interaction, aquatic, wetland, lake, NTL Core Datasets, macroinvertebrates, species, species composition, species diversity, species richness, abundance, biodiversity, community dynamics, freshwater, larvae, plankton, zooplankton

EDI Archive + Metadata: https://portal.edirepository.org/nis/mapbrowse?scope=knb-lter-ntl&identifier=13

Variables include: lakeid, year4, sta, depth, taxon, rep, number_indiv

No. of entries: 6934

Lakes included:

AL, depths include: 6, 6.5, 7

BM, depths include: 17, 18, 19

CB, depths include: 1.75, 2, 2.5

CR, depths include: 17, 18, 19

SP, depths include: 16, 17, 18

TB, depths include: 6, 6.5, 7

TR, depths include: 9, 10, 15, 20, 25, 30, 31, 32

Averages and standard deviation for pelagic macroinvertebrate samples

Core Areas:

Keywords: NTL Core Datasets, aquatic, lake, pelagic macroinvertebrates, species interaction, wetland, abundance, biodiversity, community dynamics, freshwater, larvae, macroinvertebrates, plankton, species, species composition, species diversity, species richness, zooplankton

EDI Archive + Metadata: https://portal.edirepository.org/nis/mapbrowse?scope=knb-lter-ntl&identifier=14

Variables include: lakeid, year4, sta, depth, taxon, nreps, avg_ind, stdev_ind, avg_ind_per_m2, stdev_ind_per_m2, avg_ind_per_m3, stdev_ind_per_m3

No. of entries: 1651

Lakes included:

AL, depths include: 7

BM, depths include:

CB, depths include: 2

CR, depths include: 18, 19

SP, depths include: 17

TB, depths include: 7

TR, depths include: 10, 15, 20, 25, 32

North Temperate Lakes LTER - Macrophyte Transects - Trout Lake Macrophyte Sampling Locations

Core Areas: Primary Production, Populations

Keywords: NTL Core Datasets, biological (all), aquatic macroflora, aquatic macroflora, aquatic plant, littoral zone, macrophytes, North Temperate Lakes - LTER, NTL LTER, Primary Production, Populations, distribution, species, species composition, species diversity, species richness

EDI Archive + Metadata: https://portal.edirepository.org/nis/mapbrowse?scope=knb-lter-ntl&identifier=22

Variables include: lakeid, year, site, min_depth, max_depth, species_name, total_quadrats_sampled, quadrats_species_absent, quadrats_species_present, total_quadrats_species_present

No. of entries: 16534

Lakes included: TR

North Temperate Lakes LTER - Macrophyte Biomass - Trout Lake Macrophyte Sampling Locations

Core Areas: Primary Production

Keywords: NTL Core Datasets, biological (all), aquatic macroflora, aquatic macroflora, aquatic plant, littoral zone, macrophytes, North Temperate Lakes - LTER, NTL LTER, Primary Production, biomass, distribution, species composition

EDI Archive + Metadata: https://portal.edirepository.org/nis/mapbrowse?scope=knb-lter-ntl&identifier=21

Variables include: lakeid, year4, site, depth, species_name, rep, dryweight_g

No. of entries: 7940

Lakes included:

TR, depths include: 1.5, 2.5, 4

North Temperate Lakes LTER - Macrophyte Richness - Trout Lake Macrophyte Sampling Locations

Core Areas: Primary Production, Populations

Keywords: NTL Core Datasets, biological (all), aquatic macroflora, aquatic macroflora, aquatic plant, littoral zone, macrophytes, North Temperate Lakes - LTER, NTL LTER, Primary Production, Populations, distribution, species composition, species diversity, species richness

EDI Archive + Metadata: https://portal.edirepository.org/nis/mapbrowse?scope=knb-lter-ntl&identifier=28

Variables include: lakeid, year4, site, sampledate, min_depth, max_depth, quadrat, richness

Date Range: 1993-08-19 - 2019-08-14

No. of entries: 17173

Lakes included: TR

North Temperate Lakes LTER - Macrophyte Biomass in Trout Lake Summary Macrophyte Sampling Locations

Core Areas: Primary Production

Keywords: NTL Core Datasets, biological (all), aquatic macroflora, aquatic macroflora, aquatic plant, littoral zone, macrophytes, North Temperate Lakes - LTER, NTL LTER, Primary Production, biomass, species composition

EDI Archive + Metadata: https://portal.edirepository.org/nis/mapbrowse?scope=knb-lter-ntl&identifier=25

Variables include: lakeid, year4, site, depth, species_name, nreps, avg_dryweight_g, stdev_dryweight_g

No. of entries: 1588

Lakes included:

TR, depths include: 1.5, 2.5, 4

North Temperate Lakes LTER - Macrophyte Species at Quadrat Level - Trout Lake Macrophyte Sampling Locations

Core Areas: Populations

Keywords: NTL Core Datasets, biological (all), aquatic macroflora, aquatic macroflora, aquatic plant, littoral zone, macrophytes, North Temperate Lakes - LTER, NTL LTER, Populations, species composition, species diversity, species richness

EDI Archive + Metadata: https://portal.edirepository.org/nis/mapbrowse?scope=knb-lter-ntl&identifier=26

Variables include: lakeid, year4, site, sampledate, min_depth, max_depth, species_name, quadrat

Date Range: 1993-08-19 - 2019-08-14

No. of entries: 17737

Lakes included: TR

North Temperate Lakes LTER - Macrophyte Rating - Madison Lakes Area

Core Areas: Primary Production, Populations

Keywords: Primary Production, Populations, distribution, species composition, aquatic macroflora, aquatic plant, density rating, littoral zone, macrophytes, North Temperate Lakes - LTER, NTL LTER, NTL Core Datasets, biological (all), aquatic macroflora

EDI Archive + Metadata: https://portal.edirepository.org/nis/mapbrowse?scope=knb-lter-ntl&identifier=23

Variables include: lakeid, year4, sampledate, transect, depth, rep, spname, rake_rating, flag

Date Range: 1995-06-27 - 2024-08-01

No. of entries: 54561

Lakes included:

FI, depths include: 1, 1.5, 2, 2.5, 3, 3.5, 4, 4.5

ME, depths include: 1, 1.5, 2, 2.5, 3, 3.5, 4

MO, depths include: 1, 1.5, 2, 2.5, 3, 3.5, 4

WI, depths include: 1, 1.5, 2, 2.5, 3, 3.5

North Temperate Lakes LTER - Macrophyte Weight - Madison Lakes Area

Core Areas: Primary Production

Keywords: Primary Production, biomass, distribution, species composition, aquatic macroflora, aquatic plant, littoral zone, macrophytes, North Temperate Lakes - LTER, NTL LTER, NTL Core Datasets, biological (all), aquatic macroflora

EDI Archive + Metadata: https://portal.edirepository.org/nis/mapbrowse?scope=knb-lter-ntl&identifier=24

Variables include: lakeid, year4, sampledate, transect, depth, rep, rake_rating, fil_algae_wt, plant_wt_hand, flag

Date Range: 1995-06-27 - 2024-08-01

No. of entries: 23774

Lakes included:

FI, depths include: 1, 1.5, 2, 2.5, 3, 3.5, 4

ME, depths include: 1, 1.5, 2, 2.5, 3, 3.5, 4

MO, depths include: 1, 1.5, 2, 2.5, 3, 3.5, 4

WI, depths include: 1, 1.5, 2, 2.5, 3, 3.5, 4

North Temperate Lakes LTER: Fish Abundance 1981 - current

Core Areas: populations

Keywords: biological (all), fish, NTL Core Datasets, populations, abundance, fishes, species, species composition, species diversity, species richness

EDI Archive + Metadata: https://portal.edirepository.org/nis/mapbrowse?scope=knb-lter-ntl&identifier=7

Variables include: lakeid, year4, gearid, spname, effort, total_caught

No. of entries: 14982

Lakes included: AL, BM, CB, CR, FI, ME, MO, SP, TB, TR, WI

Lake Wingra: Fish Abundance

Core Areas: populations

Keywords: biological (all), fish, NTL Core Datasets, populations, abundance, fishes, species, species composition, species diversity, species richness

EDI Archive + Metadata: https://portal.edirepository.org/nis/mapbrowse?scope=knb-lter-ntl&identifier=182

Variables include: lakeid, year4, gearid, spname, effort, total_caught

No. of entries: 1366

Lakes included: WI

Lake Wingra: Fish Lengths and Weights

Core Areas: populations

Keywords: biological (all), fish, length, weight, NTL Core Datasets, populations, fishes, biomass

EDI Archive + Metadata: https://portal.edirepository.org/nis/mapbrowse?scope=knb-lter-ntl&identifier=181

Variables include: lakeid, year4, sampledate, gearid, spname, depth, rep, length, weight, sex, fishpart

Date Range: 1995-08-21 - 2024-08-21

No. of entries: 46350

Lakes included:

WI, depths include: -2, -1, 0, 1, 2, 3, 4

North Temperate Lakes LTER: Fish Species Richness

Core Areas: Populations

Keywords: Populations, fishes, species composition, species diversity, species richness, fish, fish richness, long-term change, North Temperate Lakes - LTER, NTL LTER, NTL Core Datasets, biological (all), fish

EDI Archive + Metadata: https://portal.edirepository.org/nis/mapbrowse?scope=knb-lter-ntl&identifier=245

Variables include: lakeid, year4, richness

No. of entries: 432

Lakes included: AL, BM, CB, CR, FI, ME, MO, SP, TB, TR, WI

North Temperate Lakes LTER: Fish Length Frequency

Core Areas: populations

Keywords: fish, biological (all), length, NTL Core Datasets, populations, biomass, fishes

EDI Archive + Metadata: https://portal.edirepository.org/nis/mapbrowse?scope=knb-lter-ntl&identifier=8

Variables include: lakeid, year4, bin_midpoint, bandedkillifish, bgpumphybrid, bigmouthbuffalo, blackbullhead, blackchinshiner, blackcrappie, blacknoseshiner, blackstrptopminnow, bluegill, bluntnoseminnow, bowfin, brassyminnow, brooksilverside, brookstickleback, brownbullhead, burbot, channelcatfish, cisco, commoncarp, commonshiner, crappie, creekchub, darter, emeraldshiner, fantaildarter, fathead, finescaledace, freshwaterdrum, goldenredhorse, goldenshiner, grasspickerel, greaterredhorse, greenbghybrid, greenpumphybrid, greensunfish, guppy, hornyheadchub, iowadarter, johnnydarter, laketrout, lakewhitefish, largemouthbass, larvalfish, larvalsunfish, logperch, longearsunfish, longnosegar, mimicshiner, mottledsculpin, mudminnow, muskellunge, muskypikehybrid, ninespstickleback, northernhogsucker, northernpike, nredbellydace, propinquus, pumpkinseed, quillback, rainbowsmelt, rockbass, rosyfaceshiner, rusticus, shortheadredhors, shovelnosesturgeon, silverpike, silverredhorse, slimysculpin, smallmouthbass, smallmouthbuffalo, splake, spotfinshiner, spottailemeraldh, spottailshiner, sunfish, troutperch, unidchub, uniddarter, unidentified, unidminnow, unidredhorse, unidshiner, virilis, walleye, warmouth, whitebass, whitecrappie, whitesucker, yellowbass, yellowbullhead, yellowperch

No. of entries: 25261

Lakes included: AL, BM, CB, CR, FI, ME, MO, SP, TB, TR, WI

North Temperate Lakes LTER: Fish Lengths and Weights

Core Areas: populations

Keywords: biological (all), fish, length, weight, NTL Core Datasets, populations, biomass, fishes

EDI Archive + Metadata: https://portal.edirepository.org/nis/mapbrowse?scope=knb-lter-ntl&identifier=6

Variables include: lakeid, year4, sampledate, gearid, spname, sampletype, depth, rep, indid, length, weight, sex, fishpart, spseq, flag

Date Range: 1981-07-28 - 2024-08-29

No. of entries: 363698

Lakes included:

AL, depths include: -2, -1, 0, 1, 2, 3, 4, 5, 6

BM, depths include: -2, -1, 1, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14

CB, depths include: -2, -1, 1, 1.5, 2

CR, depths include: -2, -1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22

FI, depths include: -2, -1

ME, depths include: -2, -1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 21

MO, depths include: -2, -1, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10

SP, depths include: -2, -1, 1, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17

TB, depths include: -2, -1, 0.5, 0.8, 1, 1.5

TR, depths include: -2, -1, 1, 3, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32

WI, depths include: -2, -1, 0, 1, 2, 3, 4

North Temperate Lakes LTER - Pelagic Prey Whole Lake Density - Sonar Data North Temperate Lakes LTER - Pelagic Prey Interval Density - Sonar Data North Temperate Lakes LTER - Pelagic Prey Single Target - Sonar Data

Core Areas: Populations

Keywords: Populations, abundance, density, fishes, acoustics, fish, fish abundance, fish density, North Temperate Lakes - LTER, NTL LTER, pelagic fish, sonar, NTL Core Datasets, biological (all), fish

EDI Archive + Metadata: https://portal.edirepository.org/nis/mapbrowse?scope=knb-lter-ntl&identifier=115

Variables include: lakeid, year4, sampledate, mid_sample_time, mid_latitude, mid_longitude, sv_mean, nasc, mean_height, mean_depth, number_pings, species, species_ts, density

Date Range: 2001-08-26 - 2024-09-26

No. of entries: 192

Lakes included: CR, SP, TR, ME

Session Info

R.version
##                _                           
## platform       aarch64-apple-darwin20      
## arch           aarch64                     
## os             darwin20                    
## system         aarch64, darwin20           
## status                                     
## major          4                           
## minor          4.2                         
## year           2024                        
## month          10                          
## day            31                          
## svn rev        87279                       
## language       R                           
## version.string R version 4.4.2 (2024-10-31)
## nickname       Pile of Leaves