{
    "river": {
        "name": "Le Laizon",
        "course_code": "I1430600",
        "topage_code": null
    },
    "dataset": "species",
    "extracted_at": "2026-09-22T02:32:54+02:00",
    "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": 1,
            "observation_count": 23,
            "individual_count": null,
            "first_year": 1985,
            "last_year": 1985
        },
        {
            "species_code": "2133",
            "common_name": "Gardon",
            "scientific_name": "Rutilus rutilus",
            "operation_count": 1,
            "observation_count": 2,
            "individual_count": null,
            "first_year": 1985,
            "last_year": 1985
        },
        {
            "species_code": "2038",
            "common_name": "Anguille européenne",
            "scientific_name": "Anguilla anguilla",
            "operation_count": 1,
            "observation_count": 2,
            "individual_count": null,
            "first_year": 1985,
            "last_year": 1985
        },
        {
            "species_code": "2193",
            "common_name": "Perche",
            "scientific_name": "Perca fluviatilis",
            "operation_count": 1,
            "observation_count": 2,
            "individual_count": null,
            "first_year": 1985,
            "last_year": 1985
        },
        {
            "species_code": "2110",
            "common_name": "Carpe commune",
            "scientific_name": "Cyprinus carpio",
            "operation_count": 1,
            "observation_count": 2,
            "individual_count": null,
            "first_year": 1985,
            "last_year": 1985
        },
        {
            "species_code": "2071",
            "common_name": "Loche franche",
            "scientific_name": "Barbatula barbatula",
            "operation_count": 1,
            "observation_count": 1,
            "individual_count": null,
            "first_year": 1985,
            "last_year": 1985
        },
        {
            "species_code": "2137",
            "common_name": "Tanche",
            "scientific_name": "Tinca tinca",
            "operation_count": 1,
            "observation_count": 1,
            "individual_count": null,
            "first_year": 1985,
            "last_year": 1985
        },
        {
            "species_code": "2167",
            "common_name": "Epinochette",
            "scientific_name": "Pungitius pungitius",
            "operation_count": 1,
            "observation_count": 1,
            "individual_count": null,
            "first_year": 1985,
            "last_year": 1985
        }
    ]
}