{
    "river": {
        "name": "La Somme Rivière",
        "course_code": "E6---140",
        "topage_code": null
    },
    "dataset": "species",
    "extracted_at": "2026-09-22T02:01:21+02:00",
    "source_note": "RivièreScope agrège des données publiques ; consultez /sources/ pour les producteurs et licences.",
    "data": [
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            "species_code": "2080",
            "common_name": "Chabot",
            "scientific_name": "Cottus gobio",
            "operation_count": 5,
            "observation_count": 515,
            "individual_count": null,
            "first_year": 2007,
            "last_year": 2015
        },
        {
            "species_code": "2133",
            "common_name": "Gardon",
            "scientific_name": "Rutilus rutilus",
            "operation_count": 5,
            "observation_count": 466,
            "individual_count": null,
            "first_year": 2007,
            "last_year": 2015
        },
        {
            "species_code": "2113",
            "common_name": "Goujon commun",
            "scientific_name": "Gobio gobio",
            "operation_count": 5,
            "observation_count": 130,
            "individual_count": null,
            "first_year": 2007,
            "last_year": 2015
        },
        {
            "species_code": "2193",
            "common_name": "Perche",
            "scientific_name": "Perca fluviatilis",
            "operation_count": 5,
            "observation_count": 107,
            "individual_count": null,
            "first_year": 2007,
            "last_year": 2015
        },
        {
            "species_code": "2131",
            "common_name": "Bouvière",
            "scientific_name": "Rhodeus amarus",
            "operation_count": 4,
            "observation_count": 48,
            "individual_count": null,
            "first_year": 2009,
            "last_year": 2015
        },
        {
            "species_code": "2090",
            "common_name": "Ablette",
            "scientific_name": "Alburnus alburnus",
            "operation_count": 3,
            "observation_count": 34,
            "individual_count": null,
            "first_year": 2007,
            "last_year": 2011
        },
        {
            "species_code": "31041",
            "common_name": "Chevaine",
            "scientific_name": "Leuciscus cephalus",
            "operation_count": 5,
            "observation_count": 32,
            "individual_count": null,
            "first_year": 2007,
            "last_year": 2015
        },
        {
            "species_code": "2038",
            "common_name": "Anguille européenne",
            "scientific_name": "Anguilla anguilla",
            "operation_count": 5,
            "observation_count": 12,
            "individual_count": null,
            "first_year": 2007,
            "last_year": 2015
        },
        {
            "species_code": "2151",
            "common_name": "Brochet commun",
            "scientific_name": "Esox lucius",
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            "observation_count": 9,
            "individual_count": null,
            "first_year": 2007,
            "last_year": 2015
        },
        {
            "species_code": "2165",
            "common_name": "Epinoche",
            "scientific_name": "Gasterosteus aculeatus",
            "operation_count": 3,
            "observation_count": 4,
            "individual_count": null,
            "first_year": 2007,
            "last_year": 2015
        },
        {
            "species_code": "68137",
            "common_name": "Ecrevisse américaine",
            "scientific_name": "Faxonius limosus",
            "operation_count": 2,
            "observation_count": 3,
            "individual_count": null,
            "first_year": 2013,
            "last_year": 2015
        },
        {
            "species_code": "2167",
            "common_name": "Epinochette",
            "scientific_name": "Pungitius pungitius",
            "operation_count": 3,
            "observation_count": 3,
            "individual_count": null,
            "first_year": 2007,
            "last_year": 2011
        },
        {
            "species_code": "2086",
            "common_name": "Brème commune",
            "scientific_name": "Abramis brama",
            "operation_count": 2,
            "observation_count": 3,
            "individual_count": null,
            "first_year": 2011,
            "last_year": 2015
        },
        {
            "species_code": "2137",
            "common_name": "Tanche",
            "scientific_name": "Tinca tinca",
            "operation_count": 2,
            "observation_count": 3,
            "individual_count": null,
            "first_year": 2007,
            "last_year": 2015
        },
        {
            "species_code": "2071",
            "common_name": "Loche franche",
            "scientific_name": "Barbatula barbatula",
            "operation_count": 1,
            "observation_count": 2,
            "individual_count": null,
            "first_year": 2013,
            "last_year": 2013
        },
        {
            "species_code": "2195",
            "common_name": "Sandre",
            "scientific_name": "Sander lucioperca",
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            "observation_count": 1,
            "individual_count": null,
            "first_year": 2011,
            "last_year": 2011
        },
        {
            "species_code": "2122",
            "common_name": "Vandoise",
            "scientific_name": "Leuciscus leuciscus",
            "operation_count": 1,
            "observation_count": 1,
            "individual_count": null,
            "first_year": 2013,
            "last_year": 2013
        },
        {
            "species_code": "2125",
            "common_name": "Vairon",
            "scientific_name": "Phoxinus phoxinus",
            "operation_count": 1,
            "observation_count": 1,
            "individual_count": null,
            "first_year": 2009,
            "last_year": 2009
        },
        {
            "species_code": "2099",
            "common_name": "Brème bordelière",
            "scientific_name": "Blicca bjoerkna",
            "operation_count": 1,
            "observation_count": 1,
            "individual_count": null,
            "first_year": 2007,
            "last_year": 2007
        }
    ]
}