{
    "river": {
        "name": "la Petite Sauldre",
        "course_code": "K63-0300",
        "topage_code": null
    },
    "dataset": "species",
    "extracted_at": "2026-11-09T12:43:29+01:00",
    "source_note": "RivièreScope agrège des données publiques ; consultez /sources/ pour les producteurs et licences.",
    "data": [
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            "last_year": 2024
        },
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            "observation_count": 2673,
            "individual_count": null,
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            "last_year": 2026
        },
        {
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            "observation_count": 2013,
            "individual_count": null,
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            "last_year": 2026
        },
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            "species_code": "31041",
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            "observation_count": 1765,
            "individual_count": null,
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            "last_year": 2026
        },
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            "species_code": "2113",
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            "observation_count": 1595,
            "individual_count": null,
            "first_year": 1994,
            "last_year": 2026
        },
        {
            "species_code": "2088",
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            "observation_count": 1064,
            "individual_count": null,
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            "last_year": 2026
        },
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            "species_code": "2012",
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            "observation_count": 895,
            "individual_count": null,
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            "last_year": 2026
        },
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            "species_code": "2050",
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            "individual_count": null,
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            "last_year": 2026
        },
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            "species_code": "2133",
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            "observation_count": 628,
            "individual_count": null,
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            "last_year": 2026
        },
        {
            "species_code": "2221",
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            "individual_count": null,
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            "last_year": 2026
        },
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            "species_code": "2131",
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            "observation_count": 387,
            "individual_count": null,
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            "last_year": 2024
        },
        {
            "species_code": "2104",
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            "observation_count": 367,
            "individual_count": null,
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            "last_year": 2026
        },
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            "species_code": "2193",
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            "observation_count": 252,
            "individual_count": null,
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            "last_year": 2026
        },
        {
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            "individual_count": null,
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            "last_year": 2026
        },
        {
            "species_code": "2096",
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            "individual_count": null,
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            "last_year": 2026
        },
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            "species_code": "2129",
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            "individual_count": null,
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            "last_year": 2026
        },
        {
            "species_code": "68137",
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            "last_year": 2023
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            "species_code": "2177",
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            "last_year": 2026
        },
        {
            "species_code": "2156",
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            "individual_count": null,
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            "last_year": 2017
        },
        {
            "species_code": "2124",
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            "individual_count": null,
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            "last_year": 2026
        },
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            "last_year": 2026
        },
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            "species_code": "2135",
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            "individual_count": null,
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            "last_year": 2024
        },
        {
            "species_code": "2137",
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            "last_year": 2024
        },
        {
            "species_code": "2122",
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            "individual_count": null,
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            "last_year": 2023
        },
        {
            "species_code": "2167",
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            "last_year": 2026
        },
        {
            "species_code": "2195",
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            "observation_count": 20,
            "individual_count": null,
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            "last_year": 2023
        },
        {
            "species_code": "2151",
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            "observation_count": 19,
            "individual_count": null,
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            "last_year": 2024
        },
        {
            "species_code": "2099",
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            "last_year": 2014
        },
        {
            "species_code": "2117",
            "common_name": "Able de Heckel",
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            "individual_count": null,
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            "last_year": 2017
        },
        {
            "species_code": "2086",
            "common_name": "Brème commune",
            "scientific_name": "Abramis brama",
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            "observation_count": 6,
            "individual_count": null,
            "first_year": 1998,
            "last_year": 2016
        },
        {
            "species_code": "2102",
            "common_name": "Carassin commun",
            "scientific_name": "Carassius carassius",
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            "observation_count": 5,
            "individual_count": null,
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            "last_year": 2015
        },
        {
            "species_code": "20550",
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            "observation_count": 3,
            "individual_count": null,
            "first_year": 2024,
            "last_year": 2026
        },
        {
            "species_code": "2053",
            "common_name": "Black bass à grande bouche",
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            "observation_count": 2,
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            "first_year": 2008,
            "last_year": 2016
        },
        {
            "species_code": "2123",
            "common_name": "Vandoise rostrée",
            "scientific_name": "Leuciscus burdigalensis",
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            "observation_count": 2,
            "individual_count": null,
            "first_year": 2026,
            "last_year": 2026
        },
        {
            "species_code": "2084",
            "common_name": "Cyprinidé indéterminé (Cyprinidae)",
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            "observation_count": 2,
            "individual_count": null,
            "first_year": 2003,
            "last_year": 2024
        },
        {
            "species_code": "2216",
            "common_name": "Truite arc-en-ciel",
            "scientific_name": "Oncorhynchus mykiss",
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            "observation_count": 2,
            "individual_count": null,
            "first_year": 2009,
            "last_year": 2026
        },
        {
            "species_code": "5208",
            "common_name": "Carassin doré",
            "scientific_name": "Carassius auratus auratus",
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            "observation_count": 1,
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            "first_year": 2012,
            "last_year": 2012
        },
        {
            "species_code": "2110",
            "common_name": "Carpe commune",
            "scientific_name": "Cyprinus carpio",
            "operation_count": 1,
            "observation_count": 1,
            "individual_count": null,
            "first_year": 2019,
            "last_year": 2019
        }
    ]
}