{
    "river": {
        "name": "Le Miosson",
        "course_code": "L2334000",
        "topage_code": null
    },
    "dataset": "species",
    "extracted_at": "2026-09-22T01:56:58+02:00",
    "source_note": "RivièreScope agrège des données publiques ; consultez /sources/ pour les producteurs et licences.",
    "data": [
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            "common_name": "Chabot",
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            "observation_count": 643,
            "individual_count": null,
            "first_year": 2008,
            "last_year": 2024
        },
        {
            "species_code": "31041",
            "common_name": "Chevaine",
            "scientific_name": "Leuciscus cephalus",
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            "observation_count": 316,
            "individual_count": null,
            "first_year": 2008,
            "last_year": 2024
        },
        {
            "species_code": "873",
            "common_name": "Ecrevisse signal",
            "scientific_name": "Pacifastacus leniusculus",
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            "observation_count": 200,
            "individual_count": null,
            "first_year": 2008,
            "last_year": 2024
        },
        {
            "species_code": "2133",
            "common_name": "Gardon",
            "scientific_name": "Rutilus rutilus",
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            "observation_count": 136,
            "individual_count": null,
            "first_year": 2008,
            "last_year": 2024
        },
        {
            "species_code": "2125",
            "common_name": "Vairon",
            "scientific_name": "Phoxinus phoxinus",
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            "observation_count": 92,
            "individual_count": null,
            "first_year": 2008,
            "last_year": 2020
        },
        {
            "species_code": "2113",
            "common_name": "Goujon commun",
            "scientific_name": "Gobio gobio",
            "operation_count": 6,
            "observation_count": 75,
            "individual_count": null,
            "first_year": 2008,
            "last_year": 2020
        },
        {
            "species_code": "2131",
            "common_name": "Bouvière",
            "scientific_name": "Rhodeus amarus",
            "operation_count": 4,
            "observation_count": 53,
            "individual_count": null,
            "first_year": 2018,
            "last_year": 2024
        },
        {
            "species_code": "2071",
            "common_name": "Loche franche",
            "scientific_name": "Barbatula barbatula",
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            "observation_count": 53,
            "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": 48,
            "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": 42,
            "individual_count": null,
            "first_year": 2023,
            "last_year": 2024
        },
        {
            "species_code": "2112",
            "common_name": "Goujon indéterminé (Gobio)",
            "scientific_name": "Gobio sp.",
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            "observation_count": 26,
            "individual_count": null,
            "first_year": 2023,
            "last_year": 2024
        },
        {
            "species_code": "2090",
            "common_name": "Ablette",
            "scientific_name": "Alburnus alburnus",
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            "observation_count": 25,
            "individual_count": null,
            "first_year": 2018,
            "last_year": 2023
        },
        {
            "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": 2020
        },
        {
            "species_code": "2086",
            "common_name": "Brème commune",
            "scientific_name": "Abramis brama",
            "operation_count": 5,
            "observation_count": 19,
            "individual_count": null,
            "first_year": 2008,
            "last_year": 2023
        },
        {
            "species_code": "2177",
            "common_name": "Poisson-chat",
            "scientific_name": "Ameiurus melas",
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            "observation_count": 14,
            "individual_count": null,
            "first_year": 2008,
            "last_year": 2023
        },
        {
            "species_code": "2028",
            "common_name": "Ecrevisse de Louisiane",
            "scientific_name": "Procambarus clarkii",
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            "observation_count": 9,
            "individual_count": null,
            "first_year": 2023,
            "last_year": 2024
        },
        {
            "species_code": "2167",
            "common_name": "Epinochette",
            "scientific_name": "Pungitius pungitius",
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            "observation_count": 9,
            "individual_count": null,
            "first_year": 2008,
            "last_year": 2020
        },
        {
            "species_code": "2151",
            "common_name": "Brochet commun",
            "scientific_name": "Esox lucius",
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            "observation_count": 7,
            "individual_count": null,
            "first_year": 2008,
            "last_year": 2014
        },
        {
            "species_code": "2096",
            "common_name": "Barbeau fluviatile",
            "scientific_name": "Barbus barbus",
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            "observation_count": 5,
            "individual_count": null,
            "first_year": 2008,
            "last_year": 2023
        },
        {
            "species_code": "2135",
            "common_name": "Rotengle",
            "scientific_name": "Scardinius erythrophthalmus",
            "operation_count": 2,
            "observation_count": 4,
            "individual_count": null,
            "first_year": 2018,
            "last_year": 2023
        },
        {
            "species_code": "2088",
            "common_name": "Spirlin",
            "scientific_name": "Alburnoides bipunctatus",
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            "observation_count": 2,
            "individual_count": null,
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            "last_year": 2016
        },
        {
            "species_code": "2123",
            "common_name": "Vandoise rostrée",
            "scientific_name": "Leuciscus burdigalensis",
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            "observation_count": 2,
            "individual_count": null,
            "first_year": 2016,
            "last_year": 2023
        },
        {
            "species_code": "2122",
            "common_name": "Vandoise",
            "scientific_name": "Leuciscus leuciscus",
            "operation_count": 1,
            "observation_count": 2,
            "individual_count": null,
            "first_year": 2010,
            "last_year": 2010
        },
        {
            "species_code": "2195",
            "common_name": "Sandre",
            "scientific_name": "Sander lucioperca",
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            "observation_count": 2,
            "individual_count": null,
            "first_year": 2018,
            "last_year": 2024
        },
        {
            "species_code": "2191",
            "common_name": "Grémille",
            "scientific_name": "Gymnocephalus cernua",
            "operation_count": 1,
            "observation_count": 1,
            "individual_count": null,
            "first_year": 2008,
            "last_year": 2008
        }
    ]
}