{
    "river": {
        "name": "le Salleron",
        "course_code": "L57-0300",
        "topage_code": null
    },
    "dataset": "species",
    "extracted_at": "2026-09-22T01:57:07+02:00",
    "source_note": "RivièreScope agrège des données publiques ; consultez /sources/ pour les producteurs et licences.",
    "data": [
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            "common_name": "Vairon",
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            "individual_count": null,
            "first_year": 2005,
            "last_year": 2024
        },
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            "species_code": "2113",
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            "observation_count": 294,
            "individual_count": null,
            "first_year": 2005,
            "last_year": 2024
        },
        {
            "species_code": "2071",
            "common_name": "Loche franche",
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            "observation_count": 293,
            "individual_count": null,
            "first_year": 2005,
            "last_year": 2024
        },
        {
            "species_code": "31041",
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            "scientific_name": "Leuciscus cephalus",
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            "observation_count": 163,
            "individual_count": null,
            "first_year": 2005,
            "last_year": 2024
        },
        {
            "species_code": "2088",
            "common_name": "Spirlin",
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            "observation_count": 140,
            "individual_count": null,
            "first_year": 2005,
            "last_year": 2024
        },
        {
            "species_code": "2080",
            "common_name": "Chabot",
            "scientific_name": "Cottus gobio",
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            "observation_count": 132,
            "individual_count": null,
            "first_year": 2005,
            "last_year": 2024
        },
        {
            "species_code": "2012",
            "common_name": "Lamproie de Planer",
            "scientific_name": "Lampetra planeri",
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            "observation_count": 97,
            "individual_count": null,
            "first_year": 2006,
            "last_year": 2024
        },
        {
            "species_code": "2096",
            "common_name": "Barbeau fluviatile",
            "scientific_name": "Barbus barbus",
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            "observation_count": 90,
            "individual_count": null,
            "first_year": 2005,
            "last_year": 2006
        },
        {
            "species_code": "2133",
            "common_name": "Gardon",
            "scientific_name": "Rutilus rutilus",
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            "observation_count": 80,
            "individual_count": null,
            "first_year": 2005,
            "last_year": 2024
        },
        {
            "species_code": "2090",
            "common_name": "Ablette",
            "scientific_name": "Alburnus alburnus",
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            "observation_count": 66,
            "individual_count": null,
            "first_year": 2005,
            "last_year": 2024
        },
        {
            "species_code": "2050",
            "common_name": "Perche soleil",
            "scientific_name": "Lepomis gibbosus",
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            "observation_count": 41,
            "individual_count": null,
            "first_year": 2005,
            "last_year": 2024
        },
        {
            "species_code": "873",
            "common_name": "Ecrevisse signal",
            "scientific_name": "Pacifastacus leniusculus",
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            "observation_count": 33,
            "individual_count": null,
            "first_year": 2020,
            "last_year": 2024
        },
        {
            "species_code": "68137",
            "common_name": "Ecrevisse américaine",
            "scientific_name": "Faxonius limosus",
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            "observation_count": 31,
            "individual_count": null,
            "first_year": 2005,
            "last_year": 2006
        },
        {
            "species_code": "2193",
            "common_name": "Perche",
            "scientific_name": "Perca fluviatilis",
            "operation_count": 4,
            "observation_count": 18,
            "individual_count": null,
            "first_year": 2006,
            "last_year": 2024
        },
        {
            "species_code": "2131",
            "common_name": "Bouvière",
            "scientific_name": "Rhodeus amarus",
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            "observation_count": 10,
            "individual_count": null,
            "first_year": 2006,
            "last_year": 2024
        },
        {
            "species_code": "2038",
            "common_name": "Anguille européenne",
            "scientific_name": "Anguilla anguilla",
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            "observation_count": 9,
            "individual_count": null,
            "first_year": 2005,
            "last_year": 2024
        },
        {
            "species_code": "2104",
            "common_name": "Hotu",
            "scientific_name": "Chondrostoma nasus",
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            "observation_count": 6,
            "individual_count": null,
            "first_year": 2006,
            "last_year": 2006
        },
        {
            "species_code": "2221",
            "common_name": "Truite de riviere",
            "scientific_name": "Salmo trutta",
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            "observation_count": 5,
            "individual_count": null,
            "first_year": 2020,
            "last_year": 2024
        },
        {
            "species_code": "2135",
            "common_name": "Rotengle",
            "scientific_name": "Scardinius erythrophthalmus",
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            "observation_count": 4,
            "individual_count": null,
            "first_year": 2020,
            "last_year": 2024
        },
        {
            "species_code": "2122",
            "common_name": "Vandoise",
            "scientific_name": "Leuciscus leuciscus",
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            "observation_count": 2,
            "individual_count": null,
            "first_year": 2006,
            "last_year": 2006
        },
        {
            "species_code": "31135",
            "common_name": "Toxostome",
            "scientific_name": "Parachondrostoma toxostoma",
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            "observation_count": 2,
            "individual_count": null,
            "first_year": 2005,
            "last_year": 2005
        }
    ]
}