{
    "river": {
        "name": "La Romanee",
        "course_code": "F3140600",
        "topage_code": null
    },
    "dataset": "species",
    "extracted_at": "2026-09-22T01:53:54+02:00",
    "source_note": "RivièreScope agrège des données publiques ; consultez /sources/ pour les producteurs et licences.",
    "data": [
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            "individual_count": null,
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            "last_year": 2026
        },
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            "observation_count": 629,
            "individual_count": null,
            "first_year": 2008,
            "last_year": 2026
        },
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            "species_code": "2125",
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            "observation_count": 536,
            "individual_count": null,
            "first_year": 2008,
            "last_year": 2024
        },
        {
            "species_code": "2071",
            "common_name": "Loche franche",
            "scientific_name": "Barbatula barbatula",
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            "observation_count": 411,
            "individual_count": null,
            "first_year": 2008,
            "last_year": 2024
        },
        {
            "species_code": "2088",
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            "scientific_name": "Alburnoides bipunctatus",
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            "observation_count": 282,
            "individual_count": null,
            "first_year": 2008,
            "last_year": 2018
        },
        {
            "species_code": "873",
            "common_name": "Ecrevisse signal",
            "scientific_name": "Pacifastacus leniusculus",
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            "observation_count": 232,
            "individual_count": null,
            "first_year": 2014,
            "last_year": 2026
        },
        {
            "species_code": "68137",
            "common_name": "Ecrevisse américaine",
            "scientific_name": "Faxonius limosus",
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            "observation_count": 156,
            "individual_count": null,
            "first_year": 2008,
            "last_year": 2018
        },
        {
            "species_code": "2124",
            "common_name": "Vairon indéterminé (Phoxinus)",
            "scientific_name": "Phoxinus sp.",
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            "observation_count": 124,
            "individual_count": null,
            "first_year": 2026,
            "last_year": 2026
        },
        {
            "species_code": "2012",
            "common_name": "Lamproie de Planer",
            "scientific_name": "Lampetra planeri",
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            "observation_count": 96,
            "individual_count": null,
            "first_year": 2008,
            "last_year": 2023
        },
        {
            "species_code": "5073",
            "common_name": "Loche indéterminée (Barbatula)",
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            "observation_count": 70,
            "individual_count": null,
            "first_year": 2026,
            "last_year": 2026
        },
        {
            "species_code": "2080",
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            "scientific_name": "Cottus gobio",
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            "observation_count": 64,
            "individual_count": null,
            "first_year": 2014,
            "last_year": 2018
        },
        {
            "species_code": "2122",
            "common_name": "Vandoise",
            "scientific_name": "Leuciscus leuciscus",
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            "observation_count": 47,
            "individual_count": null,
            "first_year": 2008,
            "last_year": 2018
        },
        {
            "species_code": "2090",
            "common_name": "Ablette",
            "scientific_name": "Alburnus alburnus",
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            "observation_count": 29,
            "individual_count": null,
            "first_year": 2008,
            "last_year": 2018
        },
        {
            "species_code": "2010",
            "common_name": "Lamproie indéterminée (genre Lampetra)",
            "scientific_name": "Lampetra spp",
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            "observation_count": 28,
            "individual_count": null,
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            "last_year": 2014
        },
        {
            "species_code": "2096",
            "common_name": "Barbeau fluviatile",
            "scientific_name": "Barbus barbus",
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            "observation_count": 25,
            "individual_count": null,
            "first_year": 2014,
            "last_year": 2026
        },
        {
            "species_code": "2193",
            "common_name": "Perche",
            "scientific_name": "Perca fluviatilis",
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            "observation_count": 19,
            "individual_count": null,
            "first_year": 2008,
            "last_year": 2026
        },
        {
            "species_code": "2133",
            "common_name": "Gardon",
            "scientific_name": "Rutilus rutilus",
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            "observation_count": 19,
            "individual_count": null,
            "first_year": 2008,
            "last_year": 2024
        },
        {
            "species_code": "2050",
            "common_name": "Perche soleil",
            "scientific_name": "Lepomis gibbosus",
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            "observation_count": 19,
            "individual_count": null,
            "first_year": 2026,
            "last_year": 2026
        },
        {
            "species_code": "2151",
            "common_name": "Brochet commun",
            "scientific_name": "Esox lucius",
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            "observation_count": 10,
            "individual_count": null,
            "first_year": 2008,
            "last_year": 2026
        },
        {
            "species_code": "2104",
            "common_name": "Hotu",
            "scientific_name": "Chondrostoma nasus",
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            "observation_count": 9,
            "individual_count": null,
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            "last_year": 2016
        },
        {
            "species_code": "2221",
            "common_name": "Truite de riviere",
            "scientific_name": "Salmo trutta",
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            "observation_count": 8,
            "individual_count": null,
            "first_year": 2016,
            "last_year": 2026
        },
        {
            "species_code": "2216",
            "common_name": "Truite arc-en-ciel",
            "scientific_name": "Oncorhynchus mykiss",
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            "observation_count": 6,
            "individual_count": null,
            "first_year": 2023,
            "last_year": 2026
        },
        {
            "species_code": "2135",
            "common_name": "Rotengle",
            "scientific_name": "Scardinius erythrophthalmus",
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            "observation_count": 4,
            "individual_count": null,
            "first_year": 2008,
            "last_year": 2014
        },
        {
            "species_code": "20550",
            "common_name": "Carassin argenté",
            "scientific_name": "Carassius gibelio",
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            "observation_count": 4,
            "individual_count": null,
            "first_year": 2026,
            "last_year": 2026
        },
        {
            "species_code": "2137",
            "common_name": "Tanche",
            "scientific_name": "Tinca tinca",
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            "observation_count": 4,
            "individual_count": null,
            "first_year": 2020,
            "last_year": 2026
        },
        {
            "species_code": "2086",
            "common_name": "Brème commune",
            "scientific_name": "Abramis brama",
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            "observation_count": 1,
            "individual_count": null,
            "first_year": 2014,
            "last_year": 2014
        },
        {
            "species_code": "2038",
            "common_name": "Anguille européenne",
            "scientific_name": "Anguilla anguilla",
            "operation_count": 1,
            "observation_count": 1,
            "individual_count": null,
            "first_year": 2016,
            "last_year": 2016
        },
        {
            "species_code": "2110",
            "common_name": "Carpe commune",
            "scientific_name": "Cyprinus carpio",
            "operation_count": 1,
            "observation_count": 1,
            "individual_count": null,
            "first_year": 2014,
            "last_year": 2014
        }
    ]
}