{ "dataset_key": "cce-lter_zoodb", "provider": { "key": "cce-lter", "short": "CCE-LTER", "name": "California Current Ecosystem Long Term Ecological Research", "url": "https://ccelter.ucsd.edu", "registered": true }, "dataset": "zoodb", "dataset_name": "ZooDB Holoplankton Community", "dataset_name_short": "ZooDB (Holoplankton Community)", "category": { "name": "Zooplankton", "realm": "bio", "icon": "cat-zooplankton", "order": 8, "registered": true }, "color": "#38d9a9", "visibility": "public", "description_md": "Holoplankton abundance and carbon biomass by 33 higher taxa (copepods to family, plus amphipods, chaetognaths, salps, pyrosomes, pteropods, ostracods, foraminifera, radiolaria and more) from CalCOFI net tows, 1951-2021, enumerated by microscopy (Ohman Lab / SIO Pelagic Invertebrate Collection). One row per (sample, taxon, measurement_type); unpooled tows are station-resolved, pooled samples are per-cruise regional composites. Raw (uncorrected) abundance per 1000 m3 and per m2, plus biomass mg C/m2.\n", "keywords": [ "EARTH SCIENCE > BIOSPHERE > ECOSYSTEMS > AQUATIC ECOSYSTEMS > PLANKTON > ZOOPLANKTON", "EARTH SCIENCE > BIOLOGICAL CLASSIFICATION > ANIMALS/INVERTEBRATES > ARTHROPODS > CRUSTACEANS", "EARTH SCIENCE > BIOLOGICAL CLASSIFICATION > ANIMALS/INVERTEBRATES > ARTHROPODS > CRUSTACEANS > COPEPODS" ], "attribution": { "citation_main": null, "citation_others": [], "doi": null, "license": "custom", "license_name": "Custom terms stated by the provider", "license_url": "https://oceaninformatics.ucsd.edu/zoodb/", "acknowledgement": "Plankton sample analysis supported by NSF grants to M.D. Ohman and the CCE-LTER site, and by the SIO Pelagic Invertebrate Collection.", "contact": null, "pi_names": [ "Mark D. Ohman", "Bertha Lavaniegos", "Linsey Sala" ], "creators": [], "funding": null, "source_accessed": "2026-09-04" }, "links": { "calcofi_org": "https://calcofi.org/data/marine-ecosystem-data/zooplankton/", "data_source": "https://oceaninformatics.ucsd.edu/zoodb/", "workflow": "https://calcofi.io/workflows/ingest_cce-lter_zoodb.html", "page": "https://calcofi.io/datasets/cce-lter_zoodb/" }, "coverage": { "realm": "bio", "temporal": "1951-03 to 2015-04", "year_min": 1951, "year_max": 2015, "years": [ { "year": 1951, "n_obs": 1881, "n_roots": 19 }, { "year": 1953, "n_obs": 1683, "n_roots": 22 }, { "year": 1956, "n_obs": 660, "n_roots": 10 }, { "year": 1958, "n_obs": 462, "n_roots": 14 }, { "year": 1964, "n_obs": 396, "n_roots": 12 }, { "year": 1966, "n_obs": 1254, "n_roots": 19 }, { "year": 1972, "n_obs": 924, "n_roots": 14 }, { "year": 1974, "n_obs": 528, "n_roots": 8 }, { "year": 1978, "n_obs": 396, "n_roots": 12 }, { "year": 1979, "n_obs": 726, "n_roots": 11 }, { "year": 1980, "n_obs": 660, "n_roots": 10 }, { "year": 1983, "n_obs": 429, "n_roots": 13 }, { "year": 1984, "n_obs": 594, "n_roots": 9 }, { "year": 1986, "n_obs": 858, "n_roots": 13 }, { "year": 1991, "n_obs": 2244, "n_roots": 28 }, { "year": 1995, "n_obs": 1188, "n_roots": 18 }, { "year": 1997, "n_obs": 792, "n_roots": 12 }, { "year": 1998, "n_obs": 1617, "n_roots": 22 }, { "year": 1999, "n_obs": 198, "n_roots": 2 }, { "year": 2008, "n_obs": 270, "n_roots": 6 }, { "year": 2010, "n_obs": 198, "n_roots": 2 }, { "year": 2012, "n_obs": 384, "n_roots": 64 }, { "year": 2015, "n_obs": 33, "n_roots": 11 } ], "spatial": "30.8–37.6°N, 125.8–117.3°W", "bbox": { "lat_min": 30.75, "lat_max": 37.62, "lon_min": -125.78, "lon_max": -117.3 }, "n_obs": 30948, "n_roots": 506, "n_stations": 54, "n_variables": 3, "n_taxa": 33, "depth_min_m": 0, "depth_max_m": 225, "variables": [ "zooplankton_abundance", "zooplankton_abundance_areal", "zooplankton_biomass_carbon" ], "life_stages": [], "contributes_to": [] }, "tables": [ "sample", "obs", "taxon", "dataset_taxon", "measurement_type" ], "objects": [ { "table": "obs", "scope": "partition", "shared": false, "path": "ducklake-staging/tables/obs/dataset_key=cce-lter_zoodb/eea6422d45a7ccd2ebbe37a6/data_0.parquet", "url": "https://storage.googleapis.com/calcofi-db/ducklake-staging/tables/obs/dataset_key=cce-lter_zoodb/eea6422d45a7ccd2ebbe37a6/data_0.parquet", "bytes": 157083, "sha256": "bf13da7f14b136f7bfb00e69272e1d8a6063623414a99d75af1b5e6498b58878", "since": "v2026.09.04" } ], "since_version": "v2026.08.25", "distributions": [ { "kind": "download", "url": "https://storage.googleapis.com/calcofi-db/ducklake-staging/tables/obs/dataset_key=cce-lter_zoodb/eea6422d45a7ccd2ebbe37a6/data_0.parquet", "format": "parquet", "table": "obs", "scope": "partition", "shared": false, "title": "obs (this dataset's rows)", "bytes": 157083, "sha256": "bf13da7f14b136f7bfb00e69272e1d8a6063623414a99d75af1b5e6498b58878", "since": "v2026.09.04", "status": "current" }, { "kind": "download", "url": "https://storage.calcofi.io/calcofi-files-public/netcdf/cce-lter_zoodb/v2026.09.04/cce-lter_zoodb.nc", "format": "netcdf", "id": "cce-lter_zoodb", "title": "CF netCDF", "bytes": 3896968, "sha256": "1e7917a0a525059df3b61245db84b6028a75f0fbde7f963f206214b42b4dc6d6", "cf_scope": "Fully CF: each row is an independent observation with its own time and position, which is a CF point collection. Rows are at the OCCURRENCE grain (event x taxon x life stage x depth), not the event grain, so a sample with many taxa contributes many points. 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