{
    "river": {
        "name": "L'Epte",
        "course_code": "H31-0400",
        "topage_code": null
    },
    "dataset": "species",
    "extracted_at": "2026-09-22T01:52:44+02:00",
    "source_note": "RivièreScope agrège des données publiques ; consultez /sources/ pour les producteurs et licences.",
    "data": [
        {
            "species_code": "2080",
            "common_name": "Chabot",
            "scientific_name": "Cottus gobio",
            "operation_count": 27,
            "observation_count": 791,
            "individual_count": null,
            "first_year": 1986,
            "last_year": 2025
        },
        {
            "species_code": "2071",
            "common_name": "Loche franche",
            "scientific_name": "Barbatula barbatula",
            "operation_count": 24,
            "observation_count": 581,
            "individual_count": null,
            "first_year": 1986,
            "last_year": 2025
        },
        {
            "species_code": "2125",
            "common_name": "Vairon",
            "scientific_name": "Phoxinus phoxinus",
            "operation_count": 22,
            "observation_count": 527,
            "individual_count": null,
            "first_year": 1995,
            "last_year": 2025
        },
        {
            "species_code": "2038",
            "common_name": "Anguille européenne",
            "scientific_name": "Anguilla anguilla",
            "operation_count": 27,
            "observation_count": 408,
            "individual_count": null,
            "first_year": 1986,
            "last_year": 2025
        },
        {
            "species_code": "2113",
            "common_name": "Goujon commun",
            "scientific_name": "Gobio gobio",
            "operation_count": 26,
            "observation_count": 314,
            "individual_count": null,
            "first_year": 1986,
            "last_year": 2025
        },
        {
            "species_code": "31041",
            "common_name": "Chevaine",
            "scientific_name": "Leuciscus cephalus",
            "operation_count": 24,
            "observation_count": 220,
            "individual_count": null,
            "first_year": 1986,
            "last_year": 2025
        },
        {
            "species_code": "2133",
            "common_name": "Gardon",
            "scientific_name": "Rutilus rutilus",
            "operation_count": 16,
            "observation_count": 200,
            "individual_count": null,
            "first_year": 1986,
            "last_year": 2025
        },
        {
            "species_code": "2088",
            "common_name": "Spirlin",
            "scientific_name": "Alburnoides bipunctatus",
            "operation_count": 12,
            "observation_count": 172,
            "individual_count": null,
            "first_year": 1990,
            "last_year": 2005
        },
        {
            "species_code": "2221",
            "common_name": "Truite de riviere",
            "scientific_name": "Salmo trutta",
            "operation_count": 25,
            "observation_count": 132,
            "individual_count": null,
            "first_year": 1986,
            "last_year": 2025
        },
        {
            "species_code": "2096",
            "common_name": "Barbeau fluviatile",
            "scientific_name": "Barbus barbus",
            "operation_count": 18,
            "observation_count": 71,
            "individual_count": null,
            "first_year": 1986,
            "last_year": 2025
        },
        {
            "species_code": "2167",
            "common_name": "Epinochette",
            "scientific_name": "Pungitius pungitius",
            "operation_count": 15,
            "observation_count": 63,
            "individual_count": null,
            "first_year": 1996,
            "last_year": 2025
        },
        {
            "species_code": "2122",
            "common_name": "Vandoise",
            "scientific_name": "Leuciscus leuciscus",
            "operation_count": 15,
            "observation_count": 54,
            "individual_count": null,
            "first_year": 1986,
            "last_year": 2019
        },
        {
            "species_code": "2193",
            "common_name": "Perche",
            "scientific_name": "Perca fluviatilis",
            "operation_count": 16,
            "observation_count": 44,
            "individual_count": null,
            "first_year": 1986,
            "last_year": 2025
        },
        {
            "species_code": "2151",
            "common_name": "Brochet commun",
            "scientific_name": "Esox lucius",
            "operation_count": 14,
            "observation_count": 28,
            "individual_count": null,
            "first_year": 1986,
            "last_year": 2023
        },
        {
            "species_code": "2012",
            "common_name": "Lamproie de Planer",
            "scientific_name": "Lampetra planeri",
            "operation_count": 8,
            "observation_count": 11,
            "individual_count": null,
            "first_year": 1986,
            "last_year": 2015
        },
        {
            "species_code": "2165",
            "common_name": "Epinoche",
            "scientific_name": "Gasterosteus aculeatus",
            "operation_count": 7,
            "observation_count": 8,
            "individual_count": null,
            "first_year": 1997,
            "last_year": 2013
        },
        {
            "species_code": "2216",
            "common_name": "Truite arc-en-ciel",
            "scientific_name": "Oncorhynchus mykiss",
            "operation_count": 5,
            "observation_count": 6,
            "individual_count": null,
            "first_year": 1986,
            "last_year": 2001
        },
        {
            "species_code": "2135",
            "common_name": "Rotengle",
            "scientific_name": "Scardinius erythrophthalmus",
            "operation_count": 2,
            "observation_count": 5,
            "individual_count": null,
            "first_year": 1997,
            "last_year": 2006
        },
        {
            "species_code": "2137",
            "common_name": "Tanche",
            "scientific_name": "Tinca tinca",
            "operation_count": 3,
            "observation_count": 4,
            "individual_count": null,
            "first_year": 1986,
            "last_year": 1998
        },
        {
            "species_code": "2084",
            "common_name": "Cyprinidé indéterminé (Cyprinidae)",
            "scientific_name": "Cyprinidae sp.",
            "operation_count": 1,
            "observation_count": 4,
            "individual_count": null,
            "first_year": 2005,
            "last_year": 2005
        },
        {
            "species_code": "2110",
            "common_name": "Carpe commune",
            "scientific_name": "Cyprinus carpio",
            "operation_count": 2,
            "observation_count": 3,
            "individual_count": null,
            "first_year": 1986,
            "last_year": 1996
        },
        {
            "species_code": "2010",
            "common_name": "Lamproie indéterminée (genre Lampetra)",
            "scientific_name": "Lampetra spp",
            "operation_count": 2,
            "observation_count": 2,
            "individual_count": null,
            "first_year": 2023,
            "last_year": 2025
        },
        {
            "species_code": "2086",
            "common_name": "Brème commune",
            "scientific_name": "Abramis brama",
            "operation_count": 1,
            "observation_count": 1,
            "individual_count": null,
            "first_year": 1986,
            "last_year": 1986
        },
        {
            "species_code": "2224",
            "common_name": "Truite de mer",
            "scientific_name": "Salmo trutta",
            "operation_count": 1,
            "observation_count": 1,
            "individual_count": null,
            "first_year": 2013,
            "last_year": 2013
        }
    ]
}