{
    "river": {
        "name": "La Canche",
        "course_code": "E54-003-",
        "topage_code": null
    },
    "dataset": "species",
    "extracted_at": "2026-09-22T03:11:05+02:00",
    "source_note": "RivièreScope agrège des données publiques ; consultez /sources/ pour les producteurs et licences.",
    "data": [
        {
            "species_code": "2038",
            "common_name": "Anguille européenne",
            "scientific_name": "Anguilla anguilla",
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            "observation_count": 806,
            "individual_count": null,
            "first_year": 1994,
            "last_year": 2025
        },
        {
            "species_code": "2080",
            "common_name": "Chabot",
            "scientific_name": "Cottus gobio",
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            "observation_count": 253,
            "individual_count": null,
            "first_year": 1994,
            "last_year": 2025
        },
        {
            "species_code": "2221",
            "common_name": "Truite de riviere",
            "scientific_name": "Salmo trutta",
            "operation_count": 22,
            "observation_count": 194,
            "individual_count": null,
            "first_year": 1994,
            "last_year": 2025
        },
        {
            "species_code": "2012",
            "common_name": "Lamproie de Planer",
            "scientific_name": "Lampetra planeri",
            "operation_count": 15,
            "observation_count": 59,
            "individual_count": null,
            "first_year": 1995,
            "last_year": 2021
        },
        {
            "species_code": "2165",
            "common_name": "Epinoche",
            "scientific_name": "Gasterosteus aculeatus",
            "operation_count": 16,
            "observation_count": 50,
            "individual_count": null,
            "first_year": 1995,
            "last_year": 2023
        },
        {
            "species_code": "2010",
            "common_name": "Lamproie indéterminée (genre Lampetra)",
            "scientific_name": "Lampetra spp",
            "operation_count": 6,
            "observation_count": 34,
            "individual_count": null,
            "first_year": 2000,
            "last_year": 2023
        },
        {
            "species_code": "2079",
            "common_name": "Chabot indéterminé (Cottus)",
            "scientific_name": "Cottus sp.",
            "operation_count": 1,
            "observation_count": 24,
            "individual_count": null,
            "first_year": 2000,
            "last_year": 2000
        },
        {
            "species_code": "2133",
            "common_name": "Gardon",
            "scientific_name": "Rutilus rutilus",
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            "observation_count": 18,
            "individual_count": null,
            "first_year": 1996,
            "last_year": 2011
        },
        {
            "species_code": "2224",
            "common_name": "Truite de mer",
            "scientific_name": "Salmo trutta",
            "operation_count": 10,
            "observation_count": 14,
            "individual_count": null,
            "first_year": 1996,
            "last_year": 2025
        },
        {
            "species_code": "2193",
            "common_name": "Perche",
            "scientific_name": "Perca fluviatilis",
            "operation_count": 5,
            "observation_count": 8,
            "individual_count": null,
            "first_year": 1995,
            "last_year": 2023
        },
        {
            "species_code": "2151",
            "common_name": "Brochet commun",
            "scientific_name": "Esox lucius",
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            "observation_count": 4,
            "individual_count": null,
            "first_year": 1994,
            "last_year": 2021
        },
        {
            "species_code": "2220",
            "common_name": "Saumon atlantique",
            "scientific_name": "Salmo salar",
            "operation_count": 3,
            "observation_count": 4,
            "individual_count": null,
            "first_year": 2004,
            "last_year": 2023
        },
        {
            "species_code": "2216",
            "common_name": "Truite arc-en-ciel",
            "scientific_name": "Oncorhynchus mykiss",
            "operation_count": 2,
            "observation_count": 3,
            "individual_count": null,
            "first_year": 1999,
            "last_year": 2001
        },
        {
            "species_code": "2113",
            "common_name": "Goujon commun",
            "scientific_name": "Gobio gobio",
            "operation_count": 2,
            "observation_count": 2,
            "individual_count": null,
            "first_year": 2004,
            "last_year": 2005
        },
        {
            "species_code": "2167",
            "common_name": "Epinochette",
            "scientific_name": "Pungitius pungitius",
            "operation_count": 2,
            "observation_count": 2,
            "individual_count": null,
            "first_year": 1997,
            "last_year": 2021
        },
        {
            "species_code": "5208",
            "common_name": "Carassin doré",
            "scientific_name": "Carassius auratus auratus",
            "operation_count": 1,
            "observation_count": 1,
            "individual_count": null,
            "first_year": 2016,
            "last_year": 2016
        },
        {
            "species_code": "2102",
            "common_name": "Carassin commun",
            "scientific_name": "Carassius carassius",
            "operation_count": 1,
            "observation_count": 1,
            "individual_count": null,
            "first_year": 2010,
            "last_year": 2010
        }
    ]
}