{
    "river": {
        "name": "L'Arbas",
        "course_code": "O05-0400",
        "topage_code": null
    },
    "dataset": "species",
    "extracted_at": "2026-09-22T02:39:14+02:00",
    "source_note": "RivièreScope agrège des données publiques ; consultez /sources/ pour les producteurs et licences.",
    "data": [
        {
            "species_code": "2096",
            "common_name": "Barbeau fluviatile",
            "scientific_name": "Barbus barbus",
            "operation_count": 1,
            "observation_count": 52,
            "individual_count": null,
            "first_year": 1991,
            "last_year": 1991
        },
        {
            "species_code": "2071",
            "common_name": "Loche franche",
            "scientific_name": "Barbatula barbatula",
            "operation_count": 1,
            "observation_count": 46,
            "individual_count": null,
            "first_year": 1991,
            "last_year": 1991
        },
        {
            "species_code": "2221",
            "common_name": "Truite de riviere",
            "scientific_name": "Salmo trutta",
            "operation_count": 1,
            "observation_count": 24,
            "individual_count": null,
            "first_year": 1991,
            "last_year": 1991
        },
        {
            "species_code": "2122",
            "common_name": "Vandoise",
            "scientific_name": "Leuciscus leuciscus",
            "operation_count": 1,
            "observation_count": 24,
            "individual_count": null,
            "first_year": 1991,
            "last_year": 1991
        },
        {
            "species_code": "2113",
            "common_name": "Goujon commun",
            "scientific_name": "Gobio gobio",
            "operation_count": 1,
            "observation_count": 21,
            "individual_count": null,
            "first_year": 1991,
            "last_year": 1991
        },
        {
            "species_code": "2125",
            "common_name": "Vairon",
            "scientific_name": "Phoxinus phoxinus",
            "operation_count": 1,
            "observation_count": 11,
            "individual_count": null,
            "first_year": 1991,
            "last_year": 1991
        },
        {
            "species_code": "31135",
            "common_name": "Toxostome",
            "scientific_name": "Parachondrostoma toxostoma",
            "operation_count": 1,
            "observation_count": 10,
            "individual_count": null,
            "first_year": 1991,
            "last_year": 1991
        },
        {
            "species_code": "31041",
            "common_name": "Chevaine",
            "scientific_name": "Leuciscus cephalus",
            "operation_count": 1,
            "observation_count": 6,
            "individual_count": null,
            "first_year": 1991,
            "last_year": 1991
        }
    ]
}