{
    "river": {
        "name": "La Baïse",
        "course_code": "O6--0290",
        "topage_code": null
    },
    "dataset": "species",
    "extracted_at": "2026-09-22T01:56:23+02:00",
    "source_note": "RivièreScope agrège des données publiques ; consultez /sources/ pour les producteurs et licences.",
    "data": [
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            "common_name": "Ablette",
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            "individual_count": null,
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            "last_year": 2025
        },
        {
            "species_code": "31041",
            "common_name": "Chevaine",
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            "observation_count": 624,
            "individual_count": null,
            "first_year": 1997,
            "last_year": 2025
        },
        {
            "species_code": "2133",
            "common_name": "Gardon",
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            "observation_count": 466,
            "individual_count": null,
            "first_year": 1997,
            "last_year": 2023
        },
        {
            "species_code": "2113",
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            "scientific_name": "Gobio gobio",
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            "observation_count": 305,
            "individual_count": null,
            "first_year": 1997,
            "last_year": 2021
        },
        {
            "species_code": "2096",
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            "observation_count": 118,
            "individual_count": null,
            "first_year": 1997,
            "last_year": 2025
        },
        {
            "species_code": "2112",
            "common_name": "Goujon indéterminé (Gobio)",
            "scientific_name": "Gobio sp.",
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            "observation_count": 67,
            "individual_count": null,
            "first_year": 2023,
            "last_year": 2025
        },
        {
            "species_code": "68137",
            "common_name": "Ecrevisse américaine",
            "scientific_name": "Faxonius limosus",
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            "observation_count": 34,
            "individual_count": null,
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            "last_year": 2023
        },
        {
            "species_code": "2193",
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            "scientific_name": "Perca fluviatilis",
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            "observation_count": 31,
            "individual_count": null,
            "first_year": 1997,
            "last_year": 2021
        },
        {
            "species_code": "2086",
            "common_name": "Brème commune",
            "scientific_name": "Abramis brama",
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            "observation_count": 30,
            "individual_count": null,
            "first_year": 2017,
            "last_year": 2017
        },
        {
            "species_code": "2125",
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            "scientific_name": "Phoxinus phoxinus",
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            "observation_count": 17,
            "individual_count": null,
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            "last_year": 2004
        },
        {
            "species_code": "2135",
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            "observation_count": 15,
            "individual_count": null,
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            "last_year": 2013
        },
        {
            "species_code": "2028",
            "common_name": "Ecrevisse de Louisiane",
            "scientific_name": "Procambarus clarkii",
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            "observation_count": 14,
            "individual_count": null,
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            "last_year": 2025
        },
        {
            "species_code": "2122",
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            "scientific_name": "Leuciscus leuciscus",
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            "observation_count": 14,
            "individual_count": null,
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            "last_year": 2004
        },
        {
            "species_code": "2071",
            "common_name": "Loche franche",
            "scientific_name": "Barbatula barbatula",
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            "observation_count": 13,
            "individual_count": null,
            "first_year": 1997,
            "last_year": 2025
        },
        {
            "species_code": "2137",
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            "scientific_name": "Tinca tinca",
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            "observation_count": 12,
            "individual_count": null,
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            "last_year": 2009
        },
        {
            "species_code": "2195",
            "common_name": "Sandre",
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            "observation_count": 11,
            "individual_count": null,
            "first_year": 2005,
            "last_year": 2017
        },
        {
            "species_code": "2050",
            "common_name": "Perche soleil",
            "scientific_name": "Lepomis gibbosus",
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            "observation_count": 8,
            "individual_count": null,
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            "last_year": 2004
        },
        {
            "species_code": "2151",
            "common_name": "Brochet commun",
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            "observation_count": 7,
            "individual_count": null,
            "first_year": 1997,
            "last_year": 2025
        },
        {
            "species_code": "2110",
            "common_name": "Carpe commune",
            "scientific_name": "Cyprinus carpio",
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            "observation_count": 2,
            "individual_count": null,
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            "last_year": 2017
        },
        {
            "species_code": "2053",
            "common_name": "Black bass à grande bouche",
            "scientific_name": "Micropterus salmoides",
            "operation_count": 2,
            "observation_count": 2,
            "individual_count": null,
            "first_year": 2002,
            "last_year": 2025
        },
        {
            "species_code": "2102",
            "common_name": "Carassin commun",
            "scientific_name": "Carassius carassius",
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            "observation_count": 2,
            "individual_count": null,
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            "last_year": 2000
        },
        {
            "species_code": "2012",
            "common_name": "Lamproie de Planer",
            "scientific_name": "Lampetra planeri",
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            "observation_count": 1,
            "individual_count": null,
            "first_year": 2025,
            "last_year": 2025
        },
        {
            "species_code": "2038",
            "common_name": "Anguille européenne",
            "scientific_name": "Anguilla anguilla",
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            "observation_count": 1,
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            "last_year": 1998
        },
        {
            "species_code": "31135",
            "common_name": "Toxostome",
            "scientific_name": "Parachondrostoma toxostoma",
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            "observation_count": 1,
            "individual_count": null,
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            "last_year": 1997
        }
    ]
}