{
    "river": {
        "name": "Le Tavignano",
        "course_code": "Y9--0200",
        "topage_code": null
    },
    "dataset": "species",
    "extracted_at": "2026-11-09T12:19:28+01:00",
    "source_note": "RivièreScope agrège des données publiques ; consultez /sources/ pour les producteurs et licences.",
    "data": [
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            "species_code": "2038",
            "common_name": "Anguille européenne",
            "scientific_name": "Anguilla anguilla",
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            "observation_count": 1326,
            "individual_count": null,
            "first_year": 2006,
            "last_year": 2025
        },
        {
            "species_code": "2045",
            "common_name": "Blennie",
            "scientific_name": "Salaria fluviatilis",
            "operation_count": 17,
            "observation_count": 809,
            "individual_count": null,
            "first_year": 2006,
            "last_year": 2025
        },
        {
            "species_code": "2125",
            "common_name": "Vairon",
            "scientific_name": "Phoxinus phoxinus",
            "operation_count": 12,
            "observation_count": 554,
            "individual_count": null,
            "first_year": 2006,
            "last_year": 2024
        },
        {
            "species_code": "31693",
            "common_name": "Atherine prêtre",
            "scientific_name": "Atherina presbyter",
            "operation_count": 14,
            "observation_count": 349,
            "individual_count": null,
            "first_year": 2006,
            "last_year": 2025
        },
        {
            "species_code": "31701",
            "common_name": "Athérine de Boyer",
            "scientific_name": "Atherina boyeri",
            "operation_count": 2,
            "observation_count": 162,
            "individual_count": null,
            "first_year": 2018,
            "last_year": 2021
        },
        {
            "species_code": "2183",
            "common_name": "Mulet porc",
            "scientific_name": "Liza ramada",
            "operation_count": 11,
            "observation_count": 99,
            "individual_count": null,
            "first_year": 2007,
            "last_year": 2025
        },
        {
            "species_code": "2133",
            "common_name": "Gardon",
            "scientific_name": "Rutilus rutilus",
            "operation_count": 3,
            "observation_count": 99,
            "individual_count": null,
            "first_year": 2016,
            "last_year": 2021
        },
        {
            "species_code": "2207",
            "common_name": "Gambusie indéterminée (Gambusia)",
            "scientific_name": "Gambusia sp.",
            "operation_count": 1,
            "observation_count": 61,
            "individual_count": null,
            "first_year": 2021,
            "last_year": 2021
        },
        {
            "species_code": "2110",
            "common_name": "Carpe commune",
            "scientific_name": "Cyprinus carpio",
            "operation_count": 13,
            "observation_count": 60,
            "individual_count": null,
            "first_year": 2007,
            "last_year": 2021
        },
        {
            "species_code": "2182",
            "common_name": "Mulet doré",
            "scientific_name": "Liza aurata",
            "operation_count": 2,
            "observation_count": 20,
            "individual_count": null,
            "first_year": 2021,
            "last_year": 2022
        },
        {
            "species_code": "2057",
            "common_name": "Alose feinte",
            "scientific_name": "Alosa fallax",
            "operation_count": 8,
            "observation_count": 20,
            "individual_count": null,
            "first_year": 2007,
            "last_year": 2019
        },
        {
            "species_code": "2124",
            "common_name": "Vairon indéterminé (Phoxinus)",
            "scientific_name": "Phoxinus sp.",
            "operation_count": 1,
            "observation_count": 14,
            "individual_count": null,
            "first_year": 2025,
            "last_year": 2025
        },
        {
            "species_code": "2221",
            "common_name": "Truite de riviere",
            "scientific_name": "Salmo trutta",
            "operation_count": 6,
            "observation_count": 13,
            "individual_count": null,
            "first_year": 2007,
            "last_year": 2025
        },
        {
            "species_code": "2208",
            "common_name": "Gambusie de l'ouest",
            "scientific_name": "Gambusia affinis",
            "operation_count": 1,
            "observation_count": 12,
            "individual_count": null,
            "first_year": 2018,
            "last_year": 2018
        },
        {
            "species_code": "2234",
            "common_name": "Bar",
            "scientific_name": "Dicentrarchus labrax",
            "operation_count": 6,
            "observation_count": 8,
            "individual_count": null,
            "first_year": 2010,
            "last_year": 2022
        },
        {
            "species_code": "2109",
            "common_name": "Carpe miroir",
            "scientific_name": "Cyprinus carpio",
            "operation_count": 2,
            "observation_count": 2,
            "individual_count": null,
            "first_year": 2013,
            "last_year": 2017
        },
        {
            "species_code": "2135",
            "common_name": "Rotengle",
            "scientific_name": "Scardinius erythrophthalmus",
            "operation_count": 1,
            "observation_count": 2,
            "individual_count": null,
            "first_year": 2022,
            "last_year": 2022
        }
    ]
}