{
  "key": "ammonia",
  "slug": "ammonia",
  "label": "Ammonia concentration (QC'd)",
  "description": "Ammonia concentration (QC'd)",
  "units": "umol/L",
  "units_nerc_p06": "http://vocab.nerc.ac.uk/collection/P06/current/UPOX/",
  "nerc_p01": null,
  "category": {
    "key": null,
    "name": "Nutrients & Chemistry",
    "icon": "cat-nutrients",
    "realm": "env",
    "order": 2
  },
  "is_unified": false,
  "derivation": null,
  "climatology": true,
  "bounds": {
    "valid_min": 0,
    "valid_max": 100,
    "declared_by": [
      "ammonia"
    ]
  },
  "totals": {
    "n_values": 90489,
    "n_samples": 90489,
    "n_roots": 3669,
    "n_datasets": 1,
    "year_min": 2008,
    "year_max": 2021,
    "depth_min_m": 0,
    "depth_max_m": 3542
  },
  "series": [
    {
      "measurement_type": "ammonia",
      "dataset_key": "calcofi_bottle",
      "source_column": "nh3u_m",
      "qual_column": "nh3q",
      "description": "Ammonia concentration (QC'd)",
      "units": "umol/L",
      "nerc_p01": null,
      "is_canonical": true,
      "n_values": 90489,
      "n_samples": 90489,
      "n_roots": 3669,
      "n_cells": 87,
      "n_cruises": 52,
      "year_min": 2008,
      "year_max": 2021,
      "depth_min_m": 0,
      "depth_max_m": 3542,
      "years": {
        "2008": 7491,
        "2009": 8016,
        "2010": 6914,
        "2011": 7657,
        "2012": 6637,
        "2013": 7267,
        "2014": 6244,
        "2015": 7145,
        "2016": 7591,
        "2017": 7435,
        "2018": 6063,
        "2019": 5869,
        "2020": 3890,
        "2021": 2270
      },
      "months": [
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        7038,
        0,
        7691,
        14401,
        0
      ],
      "depth_bands": {
        "0-10": 8378,
        "10-50": 18102,
        "50-100": 15647,
        "100-200": 18065,
        "200-500": 24611,
        "500-1000": 5634,
        "1000-2000": 21,
        "2000+": 31
      },
      "qual": {
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        "none": 62800
      },
      "qual_ok_n": 90489,
      "observed": {
        "min": 0,
        "p05": 0,
        "p50": 0,
        "p95": 0.37,
        "max": 33.58
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      "out_of_bounds": {
        "n": 0,
        "min": null,
        "max": null
      },
      "flags": [
        "no_p01"
      ]
    }
  ],
  "related": [],
  "flags": [
    "no_label"
  ]
}