{
    "river": {
        "name": "Le Tarn",
        "course_code": "O---0100",
        "topage_code": null
    },
    "dataset": "species",
    "extracted_at": "2026-11-07T14:43:19+01:00",
    "source_note": "RivièreScope agrège des données publiques ; consultez /sources/ pour les producteurs et licences.",
    "data": [
        {
            "species_code": "2113",
            "common_name": "Goujon commun",
            "scientific_name": "Gobio gobio",
            "operation_count": 1,
            "observation_count": 185,
            "individual_count": null,
            "first_year": 1997,
            "last_year": 1997
        },
        {
            "species_code": "31041",
            "common_name": "Chevaine",
            "scientific_name": "Leuciscus cephalus",
            "operation_count": 1,
            "observation_count": 48,
            "individual_count": null,
            "first_year": 1997,
            "last_year": 1997
        },
        {
            "species_code": "2096",
            "common_name": "Barbeau fluviatile",
            "scientific_name": "Barbus barbus",
            "operation_count": 1,
            "observation_count": 16,
            "individual_count": null,
            "first_year": 1997,
            "last_year": 1997
        },
        {
            "species_code": "2125",
            "common_name": "Vairon",
            "scientific_name": "Phoxinus phoxinus",
            "operation_count": 1,
            "observation_count": 10,
            "individual_count": null,
            "first_year": 1997,
            "last_year": 1997
        },
        {
            "species_code": "2122",
            "common_name": "Vandoise",
            "scientific_name": "Leuciscus leuciscus",
            "operation_count": 1,
            "observation_count": 9,
            "individual_count": null,
            "first_year": 1997,
            "last_year": 1997
        },
        {
            "species_code": "2071",
            "common_name": "Loche franche",
            "scientific_name": "Barbatula barbatula",
            "operation_count": 1,
            "observation_count": 7,
            "individual_count": null,
            "first_year": 1997,
            "last_year": 1997
        },
        {
            "species_code": "2221",
            "common_name": "Truite de riviere",
            "scientific_name": "Salmo trutta",
            "operation_count": 1,
            "observation_count": 2,
            "individual_count": null,
            "first_year": 1997,
            "last_year": 1997
        },
        {
            "species_code": "873",
            "common_name": "Ecrevisse signal",
            "scientific_name": "Pacifastacus leniusculus",
            "operation_count": 1,
            "observation_count": 2,
            "individual_count": null,
            "first_year": 1997,
            "last_year": 1997
        }
    ]
}