{
    "river": {
        "name": "l'Aubance",
        "course_code": "M5014200",
        "topage_code": null
    },
    "dataset": "species",
    "extracted_at": "2026-09-22T01:56:25+02:00",
    "source_note": "RivièreScope agrège des données publiques ; consultez /sources/ pour les producteurs et licences.",
    "data": [
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            "observation_count": 54,
            "individual_count": null,
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            "last_year": 2021
        },
        {
            "species_code": "2131",
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            "scientific_name": "Rhodeus amarus",
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            "observation_count": 44,
            "individual_count": null,
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            "last_year": 2021
        },
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            "individual_count": null,
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            "last_year": 2021
        },
        {
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            "scientific_name": "Barbatula barbatula",
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            "observation_count": 30,
            "individual_count": null,
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            "last_year": 2021
        },
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            "individual_count": null,
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            "last_year": 2021
        },
        {
            "species_code": "2167",
            "common_name": "Epinochette",
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            "individual_count": null,
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            "last_year": 2021
        },
        {
            "species_code": "31041",
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            "observation_count": 22,
            "individual_count": null,
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            "last_year": 2021
        },
        {
            "species_code": "2129",
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            "individual_count": null,
            "first_year": 2020,
            "last_year": 2021
        },
        {
            "species_code": "2084",
            "common_name": "Cyprinidé indéterminé (Cyprinidae)",
            "scientific_name": "Cyprinidae sp.",
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            "individual_count": null,
            "first_year": 2020,
            "last_year": 2020
        },
        {
            "species_code": "2050",
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            "individual_count": null,
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            "last_year": 2021
        },
        {
            "species_code": "2193",
            "common_name": "Perche",
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            "observation_count": 7,
            "individual_count": null,
            "first_year": 2020,
            "last_year": 2021
        },
        {
            "species_code": "2028",
            "common_name": "Ecrevisse de Louisiane",
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            "observation_count": 5,
            "individual_count": null,
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            "last_year": 2021
        },
        {
            "species_code": "2151",
            "common_name": "Brochet commun",
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            "individual_count": null,
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            "last_year": 2020
        },
        {
            "species_code": "68137",
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            "individual_count": null,
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            "last_year": 2020
        },
        {
            "species_code": "2117",
            "common_name": "Able de Heckel",
            "scientific_name": "Leucaspius delineatus",
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            "individual_count": null,
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            "last_year": 2021
        },
        {
            "species_code": "2086",
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            "observation_count": 1,
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            "last_year": 2020
        },
        {
            "species_code": "2191",
            "common_name": "Grémille",
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            "observation_count": 1,
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            "last_year": 2020
        }
    ]
}