{
  "schema_version": "1.1",
  "release": {
    "version": "v2026.10.21",
    "release_date": "2026-10-21",
    "doi": null,
    "concept_doi": "10.5281/zenodo.22281994",
    "citation": "CalCOFI (2026). CalCOFI Integrated Database, release v2026.10.21 [Data set]. Scripps Institution of Oceanography, NOAA Fisheries, and California Department of Fish and Wildlife. https://calcofi.io/db-schema/?v=v2026.10.21",
    "n_tables": 26,
    "total_rows": 383803703,
    "total_size": 2849140945,
    "url": "https://storage.googleapis.com/calcofi-db/ducklake/releases/v2026.10.21/",
    "catalog_url": "https://storage.googleapis.com/calcofi-db/ducklake/releases/v2026.10.21/catalog.json",
    "schema_url": "https://calcofi.io/db-schema/?v=v2026.10.21"
  },
  "dataset": {
    "dataset_key": "sio_pic-zooplankton",
    "provider": {
      "key": "sio",
      "short": "SIO",
      "name": "Scripps Institution of Oceanography, UC San Diego",
      "url": "https://scripps.ucsd.edu",
      "registered": true
    },
    "dataset": "pic-zooplankton",
    "dataset_name": "SIO PIC Zooplankton Net Tows",
    "dataset_name_short": "Zooplankton Net Tows",
    "category": {
      "name": "Zooplankton",
      "realm": "bio",
      "icon": "cat-zooplankton",
      "order": 8,
      "description": "Net-tow zooplankton: displacement volume, imaged and identified taxa, decapod larvae",
      "registered": true
    },
    "color": "#1551fd",
    "visibility": "public",
    "description_md": "Zooplankton net-tow sample registry from the SIO Pelagic Invertebrate Collection, scoped to CalCOFI-program expeditions. Position, time, depth, and gear metadata per tow. Includes the historical grid (1950s-80s inshore, Gulf of California and Baja lines), not just the modern pattern. Biovolume measurements are not in the source file and are pending from the provider (see Questions for Data Providers).\n",
    "keywords": ["EARTH SCIENCE > BIOSPHERE > ECOSYSTEMS > AQUATIC ECOSYSTEMS > PLANKTON", "EARTH SCIENCE > BIOSPHERE > ECOSYSTEMS > AQUATIC ECOSYSTEMS > PLANKTON > ZOOPLANKTON"],
    "attribution": {
      "citation_main": null,
      "citation_others": [],
      "doi": null,
      "license": null,
      "license_name": null,
      "license_url": null,
      "acknowledgement": null,
      "contact": null,
      "pi_names": ["Rasmus Swalethorp", "Ed Weber", "Linsey Sala"],
      "creators": [],
      "funding": null,
      "source_accessed": "2026-10-21"
    },
    "links": {
      "calcofi_org": "https://calcofi.org/data/marine-ecosystem-data/zooplankton/",
      "data_source": "https://scripps.ucsd.edu/pelagic-invertebrate-collection",
      "workflow": "https://calcofi.io/workflows/ingest_sio_pic-zooplankton.html",
      "page": "https://calcofi.io/datasets/sio_pic-zooplankton/"
    },
    "coverage": {
      "realm": "bio",
      "temporal": "1939-05 to 2024-04",
      "year_min": null,
      "year_max": null,
      "years": [],
      "spatial": "19.9–51.0°N, 164.1–107.1°W",
      "bbox": {
        "lat_min": 19.917,
        "lat_max": 51.05,
        "lon_min": -164.083,
        "lon_max": -107.1
      },
      "bbox_robust": null,
      "months": null,
      "n_obs": null,
      "n_roots": null,
      "n_stations": 0,
      "n_variables": 0,
      "n_taxa": 0,
      "depth_min_m": null,
      "depth_max_m": null,
      "variables": [],
      "taxa": [],
      "life_stages": null,
      "contributes_to": []
    },
    "tables": ["sample"],
    "objects": [],
    "since_version": "v2026.08.02",
    "distributions": [
      {
        "kind": "service",
        "url": "https://storage.googleapis.com/calcofi-db/stac/collections/sio_pic-zooplankton/collection.json",
        "format": "stac",
        "id": "sio_pic-zooplankton",
        "title": "STAC collection",
        "status": "current"
      },
      {
        "kind": "download",
        "url": "https://storage.calcofi.io/calcofi-files-public/netcdf/sio_pic-zooplankton/v2026.09.11/sio_pic-zooplankton.nc",
        "format": "netcdf",
        "id": "sio_pic-zooplankton",
        "title": "CF netCDF",
        "bytes": 18460548,
        "sha256": "86d18b75c76a3d3004924277159def5c75d240d413877f19679fefcc6208e5eb",
        "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. ",
        "release": "v2026.09.11",
        "generated_utc": "2026-09-12T07:12:26Z",
        "status": "current"
      },
      {
        "kind": "service",
        "url": "https://erddap.calcofi.io/erddap/tabledap/sio_pic-zooplankton_sample.html",
        "format": "erddap",
        "id": "sio_pic-zooplankton_sample",
        "title": "SIO PIC Zooplankton Net Tows - sampling events",
        "grain": "sampling events",
        "grain_description": "one row per cast, tow or transect: when, where and how it was sampled, with the effort that scales it",
        "info_url": "https://erddap.calcofi.io/erddap/info/sio_pic-zooplankton_sample/index.html",
        "status": "current"
      },
      {
        "kind": "service",
        "url": "https://erddap.calcofi.io/erddap/metadata/iso19115/xml/sio_pic-zooplankton_sample_iso19115.xml",
        "format": "iso19115",
        "id": "sio_pic-zooplankton_sample",
        "title": "ISO 19115-3 metadata (ERDDAP)",
        "status": "current"
      },
      {
        "kind": "notebook",
        "url": "https://calcofi.io/workflows/ingest_sio_pic-zooplankton.html",
        "format": "html",
        "title": "ingest notebook",
        "status": "current"
      },
      {
        "kind": "page",
        "url": "https://calcofi.org/data/marine-ecosystem-data/zooplankton/",
        "portal": "calcofi.org",
        "title": "calcofi.org data page",
        "status": "external"
      },
      {
        "kind": "source",
        "url": "https://scripps.ucsd.edu/pelagic-invertebrate-collection",
        "portal": "other",
        "title": "source",
        "status": "external"
      },
      {
        "kind": "service",
        "url": "https://erddap.calcofi.io/erddap/tabledap/calcofi_zooplankton.html",
        "portal": "erddap",
        "id": "calcofi_zooplankton",
        "title": "CalCOFI Zooplankton Tows (legacy id)",
        "status": "superseded",
        "superseded_by": "sio_pic-zooplankton",
        "observed_utc": "2026-09-05T00:00:00Z",
        "notes": "legacy pre-core id still served; sunset scheduled by WS-M2",
        "legacy": true,
        "live": true
      },
      {
        "kind": "mirror",
        "url": "https://coastwatch.pfeg.noaa.gov/erddap/tabledap/erdCalCOFIzoovol.html",
        "portal": "erddap-noaa",
        "id": "erdCalCOFIzoovol",
        "title": "CalCOFI NOAA Zooplankton Biovolume",
        "status": "external",
        "observed_utc": "2026-09-05T00:00:00Z",
        "notes": "the PIC biovolume series served by NOAA; the integrated dataset carries the tow registry only (biovolume pending Q01)"
      },
      {
        "kind": "service",
        "url": "https://data.caloos.org/#module-metadata/81f12914-825b-499c-8aad-33b34ec29c93/2301d387-2347-4632-aa3d-afc45a39bec3",
        "portal": "caloos",
        "id": "81f12914-825b-499c-8aad-33b34ec29c93",
        "title": "CalCOFI Zooplankton Biovolumes from net tows (CalOOS module)",
        "status": "external",
        "observed_utc": "2026-09-05T00:00:00Z",
        "notes": "# source: caloos-sheet row 9, 2026-09-05"
      }
    ],
    "registrations": [
      {
        "portal": "erddap",
        "status": "published",
        "url": "https://erddap.calcofi.io/erddap/info/sio_pic-zooplankton/index.html",
        "id": "sio_pic-zooplankton",
        "issues": []
      },
      {
        "portal": "obis",
        "status": "planned",
        "issues": []
      },
      {
        "portal": "edi",
        "status": "planned",
        "issue": "https://github.com/CalCOFI/workflows/issues/42",
        "issues": ["https://github.com/CalCOFI/workflows/issues/42"]
      },
      {
        "portal": "ncei",
        "status": "n/a",
        "issues": []
      },
      {
        "portal": "caloos",
        "status": "planned",
        "url": "https://data.caloos.org/#module-metadata/81f12914-825b-499c-8aad-33b34ec29c93/2301d387-2347-4632-aa3d-afc45a39bec3",
        "id": "81f12914-825b-499c-8aad-33b34ec29c93",
        "title": "CalCOFI Zooplankton Biovolumes from net tows (CalOOS module)",
        "issues": []
      },
      {
        "portal": "zenodo",
        "status": "published",
        "url": "https://doi.org/10.5281/zenodo.22281994",
        "id": "10.5281/zenodo.22281994",
        "title": "CalCOFI Integrated Database (the release deposit)",
        "note": "as part of the integrated database release"
      }
    ],
    "status": {
      "stage": "ingested",
      "priority": "must-complete",
      "gh_issue": "https://github.com/CalCOFI/workflows/issues/27",
      "blockers": "tow registry ingested (82,343 CalCOFI-program tows, 82.1% cruise-matched); biovolume pending Q01; cod-end crosswalk to swfsc_ichthyo pending Q07",
      "publish_policy": "Archive of record: none yet — the SIO Pelagic Invertebrate Collection's own database export. EDI deposit planned (#42); OBIS planned (Darwin Core Archive built and staged each release). Mirrored on NOAA CoastWatch ERDDAP (erdCalCOFIzoovol).",
      "updated": "2026-09-07",
      "questions_open": 6,
      "questions_dataset": [
        {
          "label": "Q08",
          "field": null,
          "status": "proposed"
        }
      ]
    }
  }
}