{
    "river": {
        "name": "le Semnon",
        "course_code": "J76-0300",
        "topage_code": null
    },
    "dataset": "species",
    "extracted_at": "2026-09-22T02:32:53+02:00",
    "source_note": "RivièreScope agrège des données publiques ; consultez /sources/ pour les producteurs et licences.",
    "data": [
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            "scientific_name": "Perca fluviatilis",
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            "observation_count": 73,
            "individual_count": null,
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            "last_year": 2019
        },
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            "species_code": "2133",
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            "observation_count": 66,
            "individual_count": null,
            "first_year": 2016,
            "last_year": 2019
        },
        {
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            "observation_count": 49,
            "individual_count": null,
            "first_year": 2016,
            "last_year": 2019
        },
        {
            "species_code": "2071",
            "common_name": "Loche franche",
            "scientific_name": "Barbatula barbatula",
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            "observation_count": 38,
            "individual_count": null,
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            "last_year": 2019
        },
        {
            "species_code": "2038",
            "common_name": "Anguille européenne",
            "scientific_name": "Anguilla anguilla",
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            "observation_count": 25,
            "individual_count": null,
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            "last_year": 2019
        },
        {
            "species_code": "2090",
            "common_name": "Ablette",
            "scientific_name": "Alburnus alburnus",
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            "observation_count": 21,
            "individual_count": null,
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            "last_year": 2019
        },
        {
            "species_code": "2113",
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            "scientific_name": "Gobio gobio",
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            "observation_count": 16,
            "individual_count": null,
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            "last_year": 2019
        },
        {
            "species_code": "2195",
            "common_name": "Sandre",
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            "observation_count": 4,
            "individual_count": null,
            "first_year": 2016,
            "last_year": 2016
        },
        {
            "species_code": "2135",
            "common_name": "Rotengle",
            "scientific_name": "Scardinius erythrophthalmus",
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            "observation_count": 4,
            "individual_count": null,
            "first_year": 2016,
            "last_year": 2019
        },
        {
            "species_code": "2099",
            "common_name": "Brème bordelière",
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            "observation_count": 3,
            "individual_count": null,
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            "last_year": 2016
        },
        {
            "species_code": "2151",
            "common_name": "Brochet commun",
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            "observation_count": 3,
            "individual_count": null,
            "first_year": 2019,
            "last_year": 2019
        },
        {
            "species_code": "2080",
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            "individual_count": null,
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            "last_year": 2019
        },
        {
            "species_code": "2086",
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            "scientific_name": "Abramis brama",
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            "observation_count": 1,
            "individual_count": null,
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            "last_year": 2016
        },
        {
            "species_code": "2050",
            "common_name": "Perche soleil",
            "scientific_name": "Lepomis gibbosus",
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            "observation_count": 1,
            "individual_count": null,
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            "last_year": 2019
        },
        {
            "species_code": "2012",
            "common_name": "Lamproie de Planer",
            "scientific_name": "Lampetra planeri",
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            "observation_count": 1,
            "individual_count": null,
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            "last_year": 2019
        },
        {
            "species_code": "2085",
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            "observation_count": 1,
            "individual_count": null,
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            "last_year": 2019
        }
    ]
}