{
    "river": {
        "name": "La Drouette",
        "course_code": "H41-0400",
        "topage_code": null
    },
    "dataset": "species",
    "extracted_at": "2026-09-22T02:32:44+02:00",
    "source_note": "RivièreScope agrège des données publiques ; consultez /sources/ pour les producteurs et licences.",
    "data": [
        {
            "species_code": "2071",
            "common_name": "Loche franche",
            "scientific_name": "Barbatula barbatula",
            "operation_count": 1,
            "observation_count": 4,
            "individual_count": null,
            "first_year": 1989,
            "last_year": 1989
        },
        {
            "species_code": "2165",
            "common_name": "Epinoche",
            "scientific_name": "Gasterosteus aculeatus",
            "operation_count": 1,
            "observation_count": 1,
            "individual_count": null,
            "first_year": 1989,
            "last_year": 1989
        }
    ]
}