{
    "river": {
        "name": "l'Ernée",
        "course_code": "M33-0300",
        "topage_code": null
    },
    "dataset": "species",
    "extracted_at": "2026-09-22T01:53:23+02:00",
    "source_note": "RivièreScope agrège des données publiques ; consultez /sources/ pour les producteurs et licences.",
    "data": [
        {
            "species_code": "2088",
            "common_name": "Spirlin",
            "scientific_name": "Alburnoides bipunctatus",
            "operation_count": 2,
            "observation_count": 198,
            "individual_count": null,
            "first_year": 2020,
            "last_year": 2023
        },
        {
            "species_code": "2125",
            "common_name": "Vairon",
            "scientific_name": "Phoxinus phoxinus",
            "operation_count": 2,
            "observation_count": 157,
            "individual_count": null,
            "first_year": 2020,
            "last_year": 2023
        },
        {
            "species_code": "31041",
            "common_name": "Chevaine",
            "scientific_name": "Leuciscus cephalus",
            "operation_count": 2,
            "observation_count": 141,
            "individual_count": null,
            "first_year": 2020,
            "last_year": 2023
        },
        {
            "species_code": "2113",
            "common_name": "Goujon commun",
            "scientific_name": "Gobio gobio",
            "operation_count": 2,
            "observation_count": 135,
            "individual_count": null,
            "first_year": 2020,
            "last_year": 2023
        },
        {
            "species_code": "2096",
            "common_name": "Barbeau fluviatile",
            "scientific_name": "Barbus barbus",
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            "observation_count": 110,
            "individual_count": null,
            "first_year": 2020,
            "last_year": 2023
        },
        {
            "species_code": "2080",
            "common_name": "Chabot",
            "scientific_name": "Cottus gobio",
            "operation_count": 2,
            "observation_count": 83,
            "individual_count": null,
            "first_year": 2020,
            "last_year": 2023
        },
        {
            "species_code": "2133",
            "common_name": "Gardon",
            "scientific_name": "Rutilus rutilus",
            "operation_count": 2,
            "observation_count": 75,
            "individual_count": null,
            "first_year": 2020,
            "last_year": 2023
        },
        {
            "species_code": "2071",
            "common_name": "Loche franche",
            "scientific_name": "Barbatula barbatula",
            "operation_count": 2,
            "observation_count": 49,
            "individual_count": null,
            "first_year": 2020,
            "last_year": 2023
        },
        {
            "species_code": "2090",
            "common_name": "Ablette",
            "scientific_name": "Alburnus alburnus",
            "operation_count": 2,
            "observation_count": 25,
            "individual_count": null,
            "first_year": 2020,
            "last_year": 2023
        },
        {
            "species_code": "68137",
            "common_name": "Ecrevisse américaine",
            "scientific_name": "Faxonius limosus",
            "operation_count": 2,
            "observation_count": 22,
            "individual_count": null,
            "first_year": 2020,
            "last_year": 2023
        },
        {
            "species_code": "2193",
            "common_name": "Perche",
            "scientific_name": "Perca fluviatilis",
            "operation_count": 2,
            "observation_count": 6,
            "individual_count": null,
            "first_year": 2020,
            "last_year": 2023
        },
        {
            "species_code": "2151",
            "common_name": "Brochet commun",
            "scientific_name": "Esox lucius",
            "operation_count": 2,
            "observation_count": 5,
            "individual_count": null,
            "first_year": 2020,
            "last_year": 2023
        },
        {
            "species_code": "2131",
            "common_name": "Bouvière",
            "scientific_name": "Rhodeus amarus",
            "operation_count": 1,
            "observation_count": 5,
            "individual_count": null,
            "first_year": 2023,
            "last_year": 2023
        },
        {
            "species_code": "2038",
            "common_name": "Anguille européenne",
            "scientific_name": "Anguilla anguilla",
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            "observation_count": 5,
            "individual_count": null,
            "first_year": 2020,
            "last_year": 2023
        },
        {
            "species_code": "2191",
            "common_name": "Grémille",
            "scientific_name": "Gymnocephalus cernua",
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            "observation_count": 4,
            "individual_count": null,
            "first_year": 2023,
            "last_year": 2023
        },
        {
            "species_code": "2221",
            "common_name": "Truite de riviere",
            "scientific_name": "Salmo trutta",
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            "observation_count": 3,
            "individual_count": null,
            "first_year": 2020,
            "last_year": 2023
        },
        {
            "species_code": "2123",
            "common_name": "Vandoise rostrée",
            "scientific_name": "Leuciscus burdigalensis",
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            "observation_count": 2,
            "individual_count": null,
            "first_year": 2023,
            "last_year": 2023
        }
    ]
}