{
    "river": {
        "name": "L'Ariège",
        "course_code": "O1--0250",
        "topage_code": null
    },
    "dataset": "species",
    "extracted_at": "2026-11-07T15:51:35+01:00",
    "source_note": "RivièreScope agrège des données publiques ; consultez /sources/ pour les producteurs et licences.",
    "data": [
        {
            "species_code": "2221",
            "common_name": "Truite de riviere",
            "scientific_name": "Salmo trutta",
            "operation_count": 21,
            "observation_count": 6456,
            "individual_count": null,
            "first_year": 1994,
            "last_year": 2025
        },
        {
            "species_code": "2125",
            "common_name": "Vairon",
            "scientific_name": "Phoxinus phoxinus",
            "operation_count": 14,
            "observation_count": 205,
            "individual_count": null,
            "first_year": 1994,
            "last_year": 2021
        },
        {
            "species_code": "2080",
            "common_name": "Chabot",
            "scientific_name": "Cottus gobio",
            "operation_count": 8,
            "observation_count": 26,
            "individual_count": null,
            "first_year": 1994,
            "last_year": 2004
        },
        {
            "species_code": "2124",
            "common_name": "Vairon indéterminé (Phoxinus)",
            "scientific_name": "Phoxinus sp.",
            "operation_count": 1,
            "observation_count": 5,
            "individual_count": null,
            "first_year": 2025,
            "last_year": 2025
        },
        {
            "species_code": "2050",
            "common_name": "Perche soleil",
            "scientific_name": "Lepomis gibbosus",
            "operation_count": 1,
            "observation_count": 2,
            "individual_count": null,
            "first_year": 1998,
            "last_year": 1998
        }
    ]
}