{
    "river": {
        "name": "La Seudre",
        "course_code": "S01-0400",
        "topage_code": null
    },
    "dataset": "species",
    "extracted_at": "2026-09-22T01:57:12+02:00",
    "source_note": "RivièreScope agrège des données publiques ; consultez /sources/ pour les producteurs et licences.",
    "data": [
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            "common_name": "Gardon",
            "scientific_name": "Rutilus rutilus",
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            "observation_count": 893,
            "individual_count": null,
            "first_year": 1999,
            "last_year": 2006
        },
        {
            "species_code": "2038",
            "common_name": "Anguille européenne",
            "scientific_name": "Anguilla anguilla",
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            "observation_count": 690,
            "individual_count": null,
            "first_year": 1999,
            "last_year": 2006
        },
        {
            "species_code": "31041",
            "common_name": "Chevaine",
            "scientific_name": "Leuciscus cephalus",
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            "observation_count": 483,
            "individual_count": null,
            "first_year": 1999,
            "last_year": 2006
        },
        {
            "species_code": "2050",
            "common_name": "Perche soleil",
            "scientific_name": "Lepomis gibbosus",
            "operation_count": 8,
            "observation_count": 349,
            "individual_count": null,
            "first_year": 1999,
            "last_year": 2006
        },
        {
            "species_code": "2113",
            "common_name": "Goujon commun",
            "scientific_name": "Gobio gobio",
            "operation_count": 7,
            "observation_count": 344,
            "individual_count": null,
            "first_year": 2000,
            "last_year": 2006
        },
        {
            "species_code": "2208",
            "common_name": "Gambusie de l'ouest",
            "scientific_name": "Gambusia affinis",
            "operation_count": 7,
            "observation_count": 232,
            "individual_count": null,
            "first_year": 1999,
            "last_year": 2006
        },
        {
            "species_code": "2122",
            "common_name": "Vandoise",
            "scientific_name": "Leuciscus leuciscus",
            "operation_count": 8,
            "observation_count": 197,
            "individual_count": null,
            "first_year": 1999,
            "last_year": 2006
        },
        {
            "species_code": "2137",
            "common_name": "Tanche",
            "scientific_name": "Tinca tinca",
            "operation_count": 7,
            "observation_count": 133,
            "individual_count": null,
            "first_year": 1999,
            "last_year": 2006
        },
        {
            "species_code": "2125",
            "common_name": "Vairon",
            "scientific_name": "Phoxinus phoxinus",
            "operation_count": 6,
            "observation_count": 124,
            "individual_count": null,
            "first_year": 1999,
            "last_year": 2004
        },
        {
            "species_code": "2071",
            "common_name": "Loche franche",
            "scientific_name": "Barbatula barbatula",
            "operation_count": 8,
            "observation_count": 101,
            "individual_count": null,
            "first_year": 1999,
            "last_year": 2006
        },
        {
            "species_code": "2193",
            "common_name": "Perche",
            "scientific_name": "Perca fluviatilis",
            "operation_count": 8,
            "observation_count": 64,
            "individual_count": null,
            "first_year": 1999,
            "last_year": 2006
        },
        {
            "species_code": "2151",
            "common_name": "Brochet commun",
            "scientific_name": "Esox lucius",
            "operation_count": 7,
            "observation_count": 44,
            "individual_count": null,
            "first_year": 1999,
            "last_year": 2006
        },
        {
            "species_code": "2028",
            "common_name": "Ecrevisse de Louisiane",
            "scientific_name": "Procambarus clarkii",
            "operation_count": 4,
            "observation_count": 33,
            "individual_count": null,
            "first_year": 2002,
            "last_year": 2006
        },
        {
            "species_code": "2135",
            "common_name": "Rotengle",
            "scientific_name": "Scardinius erythrophthalmus",
            "operation_count": 3,
            "observation_count": 25,
            "individual_count": null,
            "first_year": 2002,
            "last_year": 2004
        },
        {
            "species_code": "68137",
            "common_name": "Ecrevisse américaine",
            "scientific_name": "Faxonius limosus",
            "operation_count": 4,
            "observation_count": 20,
            "individual_count": null,
            "first_year": 2002,
            "last_year": 2005
        },
        {
            "species_code": "2086",
            "common_name": "Brème commune",
            "scientific_name": "Abramis brama",
            "operation_count": 4,
            "observation_count": 16,
            "individual_count": null,
            "first_year": 2003,
            "last_year": 2006
        },
        {
            "species_code": "2102",
            "common_name": "Carassin commun",
            "scientific_name": "Carassius carassius",
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            "observation_count": 4,
            "individual_count": null,
            "first_year": 2005,
            "last_year": 2005
        },
        {
            "species_code": "2053",
            "common_name": "Black bass à grande bouche",
            "scientific_name": "Micropterus salmoides",
            "operation_count": 1,
            "observation_count": 3,
            "individual_count": null,
            "first_year": 2005,
            "last_year": 2005
        },
        {
            "species_code": "2167",
            "common_name": "Epinochette",
            "scientific_name": "Pungitius pungitius",
            "operation_count": 1,
            "observation_count": 1,
            "individual_count": null,
            "first_year": 1999,
            "last_year": 1999
        }
    ]
}