{
    "river": {
        "name": "Le Beuletin",
        "course_code": "U0410540",
        "topage_code": null
    },
    "dataset": "species",
    "extracted_at": "2026-09-22T01:53:53+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": 13,
            "observation_count": 1116,
            "individual_count": null,
            "first_year": 2005,
            "last_year": 2025
        },
        {
            "species_code": "2221",
            "common_name": "Truite de riviere",
            "scientific_name": "Salmo trutta",
            "operation_count": 13,
            "observation_count": 852,
            "individual_count": null,
            "first_year": 2005,
            "last_year": 2025
        },
        {
            "species_code": "873",
            "common_name": "Ecrevisse signal",
            "scientific_name": "Pacifastacus leniusculus",
            "operation_count": 11,
            "observation_count": 584,
            "individual_count": null,
            "first_year": 2013,
            "last_year": 2025
        },
        {
            "species_code": "2050",
            "common_name": "Perche soleil",
            "scientific_name": "Lepomis gibbosus",
            "operation_count": 10,
            "observation_count": 117,
            "individual_count": null,
            "first_year": 2005,
            "last_year": 2025
        },
        {
            "species_code": "2012",
            "common_name": "Lamproie de Planer",
            "scientific_name": "Lampetra planeri",
            "operation_count": 11,
            "observation_count": 72,
            "individual_count": null,
            "first_year": 2005,
            "last_year": 2025
        },
        {
            "species_code": "31041",
            "common_name": "Chevaine",
            "scientific_name": "Leuciscus cephalus",
            "operation_count": 2,
            "observation_count": 27,
            "individual_count": null,
            "first_year": 2015,
            "last_year": 2025
        },
        {
            "species_code": "2133",
            "common_name": "Gardon",
            "scientific_name": "Rutilus rutilus",
            "operation_count": 1,
            "observation_count": 22,
            "individual_count": null,
            "first_year": 2015,
            "last_year": 2015
        },
        {
            "species_code": "2193",
            "common_name": "Perche",
            "scientific_name": "Perca fluviatilis",
            "operation_count": 7,
            "observation_count": 14,
            "individual_count": null,
            "first_year": 2005,
            "last_year": 2025
        },
        {
            "species_code": "2247",
            "common_name": "Ombre commun",
            "scientific_name": "Thymallus thymallus",
            "operation_count": 6,
            "observation_count": 13,
            "individual_count": null,
            "first_year": 2005,
            "last_year": 2018
        },
        {
            "species_code": "68137",
            "common_name": "Ecrevisse américaine",
            "scientific_name": "Faxonius limosus",
            "operation_count": 3,
            "observation_count": 5,
            "individual_count": null,
            "first_year": 2005,
            "last_year": 2017
        },
        {
            "species_code": "2177",
            "common_name": "Poisson-chat",
            "scientific_name": "Ameiurus melas",
            "operation_count": 1,
            "observation_count": 4,
            "individual_count": null,
            "first_year": 2021,
            "last_year": 2021
        },
        {
            "species_code": "2135",
            "common_name": "Rotengle",
            "scientific_name": "Scardinius erythrophthalmus",
            "operation_count": 3,
            "observation_count": 3,
            "individual_count": null,
            "first_year": 2015,
            "last_year": 2024
        },
        {
            "species_code": "2071",
            "common_name": "Loche franche",
            "scientific_name": "Barbatula barbatula",
            "operation_count": 1,
            "observation_count": 1,
            "individual_count": null,
            "first_year": 2025,
            "last_year": 2025
        },
        {
            "species_code": "2156",
            "common_name": "Lote de rivière",
            "scientific_name": "Lota lota",
            "operation_count": 1,
            "observation_count": 1,
            "individual_count": null,
            "first_year": 2015,
            "last_year": 2015
        }
    ]
}