{
  "taxon_key": "itis:1193102",
  "slug": "itis-1193102",
  "scientific_name": "Larus glaucoides thayeri",
  "common_name": "Thayer's Gull",
  "rank": "Subspecies",
  "rank_order": 44,
  "taxonomic_status": "accepted",
  "status_checked": "2026-08-06",
  "parent_taxon_key": "itis:176811",
  "lineage": {
    "kingdom": "Animalia",
    "phylum": "Chordata",
    "class": "Aves",
    "order": "Charadriiformes",
    "family": "Laridae"
  },
  "ids": {
    "worms_id": 343922,
    "itis_id": 1193102,
    "gbif_id": null,
    "ncbi_id": null,
    "inat_id": null
  },
  "groups": [
    "calcofi:seabirds"
  ],
  "notes": "2026-08-05: worms_id 343922 via WoRMS TSN crosswalk (status accepted); itis:176828 deprecated in ITIS -> itis:1193102 (Larus glaucoides thayeri)",
  "direct": {
    "n_obs": 30,
    "n_samples": 30,
    "n_datasets": 1,
    "year_min": 1988,
    "year_max": 2018,
    "life_stages": []
  },
  "rollup": {
    "n_obs": 30,
    "n_taxa": 1,
    "n_species": 0,
    "n_datasets": 1,
    "year_min": 1988,
    "year_max": 2018
  },
  "datasets": [
    {
      "dataset_key": "farallon_bird-mammal",
      "n_obs": 30,
      "n_samples": 30,
      "year_min": 1988,
      "year_max": 2018,
      "life_stages": [],
      "years": {
        "1988": 1,
        "1989": 1,
        "1991": 6,
        "1997": 10,
        "2001": 7,
        "2003": 2,
        "2008": 1,
        "2014": 1,
        "2018": 1
      },
      "sources": [
        {
          "name": "Larus glaucoides thayeri",
          "common_name": "Thayer's Gull",
          "code": "THGU",
          "ids": {
            "worms_id": null,
            "itis_id": 176828,
            "gbif_id": null
          },
          "flags": [
            "rekeyed"
          ]
        }
      ]
    }
  ]
}