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甑島列島における淡水産コエビ類の分布

今井 正・大貫貴清

Abstract / Introduction / Summary:

Distribution of freshwater carideans in Koshikishi­ma Islands, Kagoshima Prefecture, southern Japan was investigated in 2022. Five species of atyid shrimps (Caridina grandirostris, C. leucosticta, C. multidenta­ta, C. serratirostris species complex and C. typus) and four species of palaemonid prawns (Macrobrachium australe, M. formosense, M. japonicum and M. lar) were collected. Four species of C. typus, M. japoni­cum, M. formosense and C. serratirostris species com­plex were distributed over the whole Koshikishima Is­lands, and three species of C. grandirostris, M. aus­trale and M. lar were the first records in Koshikishima Islands.