{
    "river": {
        "name": "La Mosson",
        "course_code": "Y31-0400",
        "topage_code": null
    },
    "dataset": "species",
    "extracted_at": "2026-09-22T01:53:52+02:00",
    "source_note": "RivièreScope agrège des données publiques ; consultez /sources/ pour les producteurs et licences.",
    "data": [
        {
            "species_code": "31041",
            "common_name": "Chevaine",
            "scientific_name": "Leuciscus cephalus",
            "operation_count": 2,
            "observation_count": 166,
            "individual_count": null,
            "first_year": 2024,
            "last_year": 2025
        },
        {
            "species_code": "2113",
            "common_name": "Goujon commun",
            "scientific_name": "Gobio gobio",
            "operation_count": 2,
            "observation_count": 129,
            "individual_count": null,
            "first_year": 2024,
            "last_year": 2025
        },
        {
            "species_code": "2038",
            "common_name": "Anguille européenne",
            "scientific_name": "Anguilla anguilla",
            "operation_count": 2,
            "observation_count": 118,
            "individual_count": null,
            "first_year": 2024,
            "last_year": 2025
        },
        {
            "species_code": "2125",
            "common_name": "Vairon",
            "scientific_name": "Phoxinus phoxinus",
            "operation_count": 2,
            "observation_count": 107,
            "individual_count": null,
            "first_year": 2024,
            "last_year": 2025
        },
        {
            "species_code": "2050",
            "common_name": "Perche soleil",
            "scientific_name": "Lepomis gibbosus",
            "operation_count": 2,
            "observation_count": 87,
            "individual_count": null,
            "first_year": 2024,
            "last_year": 2025
        },
        {
            "species_code": "2133",
            "common_name": "Gardon",
            "scientific_name": "Rutilus rutilus",
            "operation_count": 2,
            "observation_count": 75,
            "individual_count": null,
            "first_year": 2024,
            "last_year": 2025
        },
        {
            "species_code": "2090",
            "common_name": "Ablette",
            "scientific_name": "Alburnus alburnus",
            "operation_count": 2,
            "observation_count": 64,
            "individual_count": null,
            "first_year": 2024,
            "last_year": 2025
        },
        {
            "species_code": "31135",
            "common_name": "Toxostome",
            "scientific_name": "Parachondrostoma toxostoma",
            "operation_count": 2,
            "observation_count": 45,
            "individual_count": null,
            "first_year": 2024,
            "last_year": 2025
        },
        {
            "species_code": "2102",
            "common_name": "Carassin commun",
            "scientific_name": "Carassius carassius",
            "operation_count": 2,
            "observation_count": 40,
            "individual_count": null,
            "first_year": 2024,
            "last_year": 2025
        },
        {
            "species_code": "2193",
            "common_name": "Perche",
            "scientific_name": "Perca fluviatilis",
            "operation_count": 1,
            "observation_count": 3,
            "individual_count": null,
            "first_year": 2024,
            "last_year": 2024
        },
        {
            "species_code": "2071",
            "common_name": "Loche franche",
            "scientific_name": "Barbatula barbatula",
            "operation_count": 2,
            "observation_count": 3,
            "individual_count": null,
            "first_year": 2024,
            "last_year": 2025
        },
        {
            "species_code": "2028",
            "common_name": "Ecrevisse de Louisiane",
            "scientific_name": "Procambarus clarkii",
            "operation_count": 1,
            "observation_count": 1,
            "individual_count": null,
            "first_year": 2024,
            "last_year": 2024
        }
    ]
}