{
    "river": {
        "name": "La Gresse",
        "course_code": "W28-0400",
        "topage_code": null
    },
    "dataset": "species",
    "extracted_at": "2026-09-22T02:24:10+02:00",
    "source_note": "RivièreScope agrège des données publiques ; consultez /sources/ pour les producteurs et licences.",
    "data": [
        {
            "species_code": "25609",
            "common_name": "Blageon",
            "scientific_name": "Telestes souffia",
            "operation_count": 9,
            "observation_count": 386,
            "individual_count": null,
            "first_year": 2008,
            "last_year": 2024
        },
        {
            "species_code": "2096",
            "common_name": "Barbeau fluviatile",
            "scientific_name": "Barbus barbus",
            "operation_count": 9,
            "observation_count": 259,
            "individual_count": null,
            "first_year": 2008,
            "last_year": 2024
        },
        {
            "species_code": "2080",
            "common_name": "Chabot",
            "scientific_name": "Cottus gobio",
            "operation_count": 2,
            "observation_count": 127,
            "individual_count": null,
            "first_year": 2024,
            "last_year": 2024
        },
        {
            "species_code": "2221",
            "common_name": "Truite de riviere",
            "scientific_name": "Salmo trutta",
            "operation_count": 3,
            "observation_count": 119,
            "individual_count": null,
            "first_year": 2014,
            "last_year": 2024
        },
        {
            "species_code": "31041",
            "common_name": "Chevaine",
            "scientific_name": "Leuciscus cephalus",
            "operation_count": 9,
            "observation_count": 99,
            "individual_count": null,
            "first_year": 2008,
            "last_year": 2024
        },
        {
            "species_code": "2071",
            "common_name": "Loche franche",
            "scientific_name": "Barbatula barbatula",
            "operation_count": 7,
            "observation_count": 67,
            "individual_count": null,
            "first_year": 2010,
            "last_year": 2022
        },
        {
            "species_code": "2125",
            "common_name": "Vairon",
            "scientific_name": "Phoxinus phoxinus",
            "operation_count": 5,
            "observation_count": 39,
            "individual_count": null,
            "first_year": 2012,
            "last_year": 2022
        }
    ]
}