{
    "river": {
        "name": "l'Authion",
        "course_code": "L9--0220",
        "topage_code": null
    },
    "dataset": "species",
    "extracted_at": "2026-09-22T03:11:29+02:00",
    "source_note": "RivièreScope agrège des données publiques ; consultez /sources/ pour les producteurs et licences.",
    "data": [
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            "last_year": 2025
        },
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            "individual_count": null,
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            "last_year": 2025
        },
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            "individual_count": null,
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            "last_year": 2019
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            "individual_count": null,
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            "last_year": 2025
        },
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            "individual_count": null,
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            "last_year": 2025
        },
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            "species_code": "2191",
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            "observation_count": 55,
            "individual_count": null,
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            "last_year": 2023
        },
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            "species_code": "31041",
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            "observation_count": 47,
            "individual_count": null,
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            "last_year": 2025
        },
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            "species_code": "2038",
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            "observation_count": 45,
            "individual_count": null,
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            "last_year": 2025
        },
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            "species_code": "68137",
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            "scientific_name": "Faxonius limosus",
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            "individual_count": null,
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            "last_year": 2025
        },
        {
            "species_code": "2117",
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            "individual_count": null,
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            "last_year": 2023
        },
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            "species_code": "2193",
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            "observation_count": 26,
            "individual_count": null,
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            "last_year": 2025
        },
        {
            "species_code": "2129",
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            "observation_count": 18,
            "individual_count": null,
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            "last_year": 2025
        },
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            "observation_count": 16,
            "individual_count": null,
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            "last_year": 2023
        },
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            "species_code": "2151",
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            "observation_count": 13,
            "individual_count": null,
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            "last_year": 2025
        },
        {
            "species_code": "2050",
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            "scientific_name": "Lepomis gibbosus",
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            "observation_count": 13,
            "individual_count": null,
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            "last_year": 2022
        },
        {
            "species_code": "2137",
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            "individual_count": null,
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            "last_year": 2023
        },
        {
            "species_code": "2028",
            "common_name": "Ecrevisse de Louisiane",
            "scientific_name": "Procambarus clarkii",
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            "individual_count": null,
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            "last_year": 2023
        },
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            "species_code": "2238",
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            "observation_count": 10,
            "individual_count": null,
            "first_year": 2019,
            "last_year": 2025
        },
        {
            "species_code": "2080",
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            "scientific_name": "Cottus gobio",
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            "last_year": 2022
        },
        {
            "species_code": "2195",
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            "observation_count": 6,
            "individual_count": null,
            "first_year": 2019,
            "last_year": 2025
        },
        {
            "species_code": "2110",
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            "individual_count": null,
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            "last_year": 2023
        },
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            "species_code": "2167",
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            "observation_count": 3,
            "individual_count": null,
            "first_year": 2013,
            "last_year": 2025
        },
        {
            "species_code": "2084",
            "common_name": "Cyprinidé indéterminé (Cyprinidae)",
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            "observation_count": 3,
            "individual_count": null,
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            "last_year": 2015
        },
        {
            "species_code": "2099",
            "common_name": "Brème bordelière",
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            "observation_count": 3,
            "individual_count": null,
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            "last_year": 2025
        },
        {
            "species_code": "2088",
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            "observation_count": 2,
            "individual_count": null,
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            "last_year": 2013
        },
        {
            "species_code": "2135",
            "common_name": "Rotengle",
            "scientific_name": "Scardinius erythrophthalmus",
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            "observation_count": 2,
            "individual_count": null,
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            "last_year": 2011
        },
        {
            "species_code": "2096",
            "common_name": "Barbeau fluviatile",
            "scientific_name": "Barbus barbus",
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            "observation_count": 1,
            "individual_count": null,
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            "last_year": 2023
        },
        {
            "species_code": "20550",
            "common_name": "Carassin argenté",
            "scientific_name": "Carassius gibelio",
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            "observation_count": 1,
            "individual_count": null,
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            "last_year": 2013
        },
        {
            "species_code": "2053",
            "common_name": "Black bass à grande bouche",
            "scientific_name": "Micropterus salmoides",
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            "observation_count": 1,
            "individual_count": null,
            "first_year": 2013,
            "last_year": 2013
        },
        {
            "species_code": "2090",
            "common_name": "Ablette",
            "scientific_name": "Alburnus alburnus",
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            "observation_count": 1,
            "individual_count": null,
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            "last_year": 2015
        },
        {
            "species_code": "2121",
            "common_name": "Ide mélanote",
            "scientific_name": "Leuciscus idus",
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            "observation_count": 1,
            "individual_count": null,
            "first_year": 2015,
            "last_year": 2015
        }
    ]
}