Black Water Dive®　-　ブラックウォーターダイブ: ミナミゾウリエビのニスト幼生

写真家峯水亮がプロデュースする、Black Water Dive^®のオフィシャルサイトです。潮や時間・場所をよみながら、高演色の水中ライトを夜の海に仕掛けて潜ります。見られる生物は日中のダイビングや普通のナイトダイビングではまず見ることのない、稚魚や幼生など魅力的な生き物ばかり。このサイトでは開催した時の様子や見られた生物などの他、今後のBWDスケジュールもご紹介いたします。 "BWD"はBlack Water Dive^®の略です。
Black Water Dive^®は写真家峯水亮の登録商標(商標第5812594号)です。

This is official site of Black Water Dive® produced by photographer Ryo Minemizu. Black Water Dive® is a kind of night diving. We are setting up underwater lights of high-color rendering on the sea bottom of night that while considering tides, times, places. The creature which appears is mainly juveniles and larvae. All is fascinating, and it's not to be seen at daytime or regular night diving. It will be your first experience. This site will introduce the state of the event and the creatures seen and also future of BWD schedules. *"BWD"stands for Black Water Dive®.*Black Water Dive® is a registered trademark of Ryo Minemizu.

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2015年10月29日木曜日

Nisto Stage Larvae of Slipper Lobster

Nisto Stage Larvae of Parribacus antarcticus (Lund, 1793). This individual was seen at Black Water Dive^® of Kume Is. Location is south coast of Kume Is. It's close to the Kanegusuku port. (16th, Oct 2015)

Vertical length of the about 60mm.
Depth of about 10m.

Body's semi-transparent, but rather it takes on golden color.

The interior of the body has become considerably white.
Perhaps, I think it's for molting soon.

The presence of six teeth on the lateral margin of second antenna from this photo. Parribacus japnicus Holthuis, 1960 has five teeth on the lateral margin of second antenna. (Yoneyama & Takeda, 1998)

triptych composition photos.

Behavior of Parribacus antarcticus
Generally, forward swimming.
sometime, somersault while doing a back bridge.
It's radius is about 15 cm.

REFERENCES
Yoneyama Sumio & Takeda Masatsune, 1998. Phyllosoma and Nisto Stage Larvae of Slipper Lobster, Parribacus, from the Izu-Kazan Islands, Southern Japan. Bulletin of the National Science Museum. Series A, Zoology 24(3), 161-175,