宿主 Host

コイ Cyprinus carpio Linnaeus, 1758 [1–4]．

寄生部位 Site of infection

鰓 gills [1–4]．

産地 Localities

長野県 Nagano Pref. [1]；広島県淡水魚指導所，庄原市 Hiroshima Prefectural Freshwater Fish Experiment Station, Shōbara city [2]；琵琶湖 L. Biwa（滋賀県 Shiga Pref.）[3]；安里又川 Asatomata River [4]（沖縄県 Okinawa Pref.）．

環境 Environment

淡水 freshwater．

文献 References

[1] Ogawa, K. and Egusa, S. (1977). The first record of Dactylogyrus minutus Kulwieć, 1927 (Monogenea: Dactylogyridae) from the reared carp (Cyprinus carpio). Bulletin of the Japanese Society of Scientific Fisheries 43: 1029–1034.

[2] 中津川俊雄･室賀清邦 (1977). 養殖ゴイにおける Dactylogyrus extensus 及び D. minutus の寄生率の季節的変化. 魚病研究 12: 99–104. (Nakatsugawa, T and Muroga, K. (1977). Seasonal changes in abundance of Dactylogyrus extensus and D. minutus (Monogenea) on cultured carp. Fish Pathology 12: 99–104. [In Japanese with English abstract].)

[3] Ogawa, K. and Egusa, S. (1982). Eight Species of Dactylogyrus (Monogenea, Dactylogyridae) from carp Cyprinus carpio in Japan with a proposal of two new species. Parazitologia 2: 95–101 [In Russian with English abstract].

[4] Nitta, M. and Nagasawa, K. (2018b). An annotated checklist of the monogeneans (Platyhelminthes) reported from Okinawa Prefecture, southern Japan (1936–2017), with four new Japanese records and one new prefectural record for fish monogeneans. Fauna Ryukyuana: 46: 11–34.

備考 Remarks

沖縄県からの記録は，コイの移入に伴い侵入したものと考えられている [4].

Dactylogyrus minutus recorded from Okinawa Prefecture was considered to be co-introduced with the host Cyprinus carpio [4].

和名は横山・長澤 (2014) で提唱された.

文献 Reference

横山 博・長澤和也 2014. 養殖魚介類の寄生虫の標準和名目録. 生物圏科学：広島大学大学院生物圏科学研究科紀要 53: 73–97.