{
    "river": {
        "name": "La Madeleine",
        "course_code": "U2310500",
        "topage_code": null
    },
    "dataset": "species",
    "extracted_at": "2026-09-22T01:53:39+02:00",
    "source_note": "RivièreScope agrège des données publiques ; consultez /sources/ pour les producteurs et licences.",
    "data": [
        {
            "species_code": "2221",
            "common_name": "Truite de riviere",
            "scientific_name": "Salmo trutta",
            "operation_count": 28,
            "observation_count": 1337,
            "individual_count": null,
            "first_year": 1996,
            "last_year": 2025
        },
        {
            "species_code": "2080",
            "common_name": "Chabot",
            "scientific_name": "Cottus gobio",
            "operation_count": 27,
            "observation_count": 497,
            "individual_count": null,
            "first_year": 1998,
            "last_year": 2025
        },
        {
            "species_code": "873",
            "common_name": "Ecrevisse signal",
            "scientific_name": "Pacifastacus leniusculus",
            "operation_count": 10,
            "observation_count": 290,
            "individual_count": null,
            "first_year": 2015,
            "last_year": 2025
        },
        {
            "species_code": "2227",
            "common_name": "Saumon de fontaine",
            "scientific_name": "Salvelinus fontinalis",
            "operation_count": 2,
            "observation_count": 2,
            "individual_count": null,
            "first_year": 2008,
            "last_year": 2010
        },
        {
            "species_code": "2113",
            "common_name": "Goujon commun",
            "scientific_name": "Gobio gobio",
            "operation_count": 1,
            "observation_count": 1,
            "individual_count": null,
            "first_year": 1999,
            "last_year": 1999
        },
        {
            "species_code": "2216",
            "common_name": "Truite arc-en-ciel",
            "scientific_name": "Oncorhynchus mykiss",
            "operation_count": 1,
            "observation_count": 1,
            "individual_count": null,
            "first_year": 2023,
            "last_year": 2023
        }
    ]
}