When a diver illuminates up a gorgonian which looks like a large fan by his underwater flashlight, often, he may find out something reflecting in the light. Looking closely, he will see a very small shrimp staying on the branch. This is Hamodactylus noumeae( Commensal Shrimp). “Isobana-Kakure-Ebi” in Japanese. They are very tiny shrimps, around 0.5cm. The purple body seen through a transparent exoskeleton is beautiful. Body-color is depending on a host gorgonian color. Moreover, most of the body is transparent, so it is hard to find. They are also masters of camouflage and Ninja under the sea.
Do you know Kunoichi? Kunoichi means the Female Ninja. They are hiding, sometimes as a waitress, sometimes a teacher, sometimes as a wife, and performing spy activities. Kunoichi is an expert in camouflage. Kunoichi is there in the sea also. Elegant Squat Lobster, Allogalathea elegans (Adams & White, 1848) is one of them. This pic is not brand new. Several years ago, I took this. Today, I was checking my photos, and I find this. She was hiding in a feather star with her eggs a long time. Owase, Mie, Japan
According to Sealifebase, “Narwal shrimp, Plesionika narval (Fabricius, 1787) occurs at depths of 10 to 900 m, is found between 200 and 400 m “. This photo was taken at Owase, -20m. Several places in Japan, Wakayama, Izu, This shrimp is found at not-so-deep-water （-20 to -40m） where we can visit with Scuba. Narwal shrimp is called Okino-suji-ebi in Japanese. Oki-no meaning ”at open sea” or “at the ocean”. suji is the line. ebi is shrimp. It is the useful name that we can understand easily the shrimp where lives and what shape.
These days, Leopard Anemone Shrimps can be seen easily at Owase. Gorgonian wrapper anemone that the shrimps live has been known from over 20 years here. Though, as far as I know, Leopard Anemone Shrimps has been discovered within three years. Anemonefishes came to able to stay wintering also. Water temp may be coming up here also. Owase, Mie, Japan -20m
A Uroptychus joloensis on the branch of Chironephthya sp. We have a common name in Japanese for both of them. Uroptychus joloensis is Kudayagi-Moebi. Chironephthya sp. is Kudayagi. Moebi is the shrimp belong to Hippolytidae, and also, it means small shrimp in Japanese. I want to know their common name in English. Although I checked many books and sites on the internet. I can’t find out. Can you help me? By the way. According to SeaLifeBase. they live at Deep-water, depth range 20 – 250 m. Fortunately, this pic was taken -18m. Thanks to shallow water, I could stay at the bottom of the sea a long time to take a photo. Hitotsu –ishi point, Owase, Mie, Japan. Owase is nice place.