{
    "river": {
        "name": "l'Hallue",
        "course_code": "E6390700",
        "topage_code": null
    },
    "dataset": "species",
    "extracted_at": "2026-09-22T02:25:49+02:00",
    "source_note": "RivièreScope agrège des données publiques ; consultez /sources/ pour les producteurs et licences.",
    "data": [
        {
            "species_code": "2080",
            "common_name": "Chabot",
            "scientific_name": "Cottus gobio",
            "operation_count": 5,
            "observation_count": 361,
            "individual_count": null,
            "first_year": 2016,
            "last_year": 2024
        },
        {
            "species_code": "2133",
            "common_name": "Gardon",
            "scientific_name": "Rutilus rutilus",
            "operation_count": 5,
            "observation_count": 194,
            "individual_count": null,
            "first_year": 2016,
            "last_year": 2024
        },
        {
            "species_code": "2038",
            "common_name": "Anguille européenne",
            "scientific_name": "Anguilla anguilla",
            "operation_count": 5,
            "observation_count": 164,
            "individual_count": null,
            "first_year": 2016,
            "last_year": 2024
        },
        {
            "species_code": "2193",
            "common_name": "Perche",
            "scientific_name": "Perca fluviatilis",
            "operation_count": 5,
            "observation_count": 96,
            "individual_count": null,
            "first_year": 2016,
            "last_year": 2024
        },
        {
            "species_code": "2221",
            "common_name": "Truite de riviere",
            "scientific_name": "Salmo trutta",
            "operation_count": 5,
            "observation_count": 50,
            "individual_count": null,
            "first_year": 2016,
            "last_year": 2024
        },
        {
            "species_code": "2012",
            "common_name": "Lamproie de Planer",
            "scientific_name": "Lampetra planeri",
            "operation_count": 4,
            "observation_count": 13,
            "individual_count": null,
            "first_year": 2016,
            "last_year": 2022
        },
        {
            "species_code": "2151",
            "common_name": "Brochet commun",
            "scientific_name": "Esox lucius",
            "operation_count": 3,
            "observation_count": 10,
            "individual_count": null,
            "first_year": 2018,
            "last_year": 2024
        },
        {
            "species_code": "2113",
            "common_name": "Goujon commun",
            "scientific_name": "Gobio gobio",
            "operation_count": 1,
            "observation_count": 7,
            "individual_count": null,
            "first_year": 2018,
            "last_year": 2018
        },
        {
            "species_code": "2086",
            "common_name": "Brème commune",
            "scientific_name": "Abramis brama",
            "operation_count": 3,
            "observation_count": 5,
            "individual_count": null,
            "first_year": 2016,
            "last_year": 2022
        },
        {
            "species_code": "2010",
            "common_name": "Lamproie indéterminée (genre Lampetra)",
            "scientific_name": "Lampetra spp",
            "operation_count": 1,
            "observation_count": 4,
            "individual_count": null,
            "first_year": 2024,
            "last_year": 2024
        }
    ]
}