Category Archives: Fish

A fish is any aquatic vertebrate animal that is covered with scales, and equipped with two sets of paired fins and several unpaired fins. Most fish are “cold-blooded”, or ectothermic, allowing their body temperatures to vary as ambient temperatures change.

Phoxinus

by K. Gempei Haya is a generic name for Phoxinus, a fish with elongated medium-sized body among cyprinid freshwater fish from Japan. Main fish are Aburahaya (Amur Minnow) , Ugui (Japanese dace), Oikawa (Pale chub), Kawamutu (Dark chub),  takahaya( Upstream … Continue reading

Posted in Animalia, Field Guide, Fish | 5 Comments

Fresh water fish in Kochi : Donko

by M. Takano O.obsucture is called “donko” in Japan . But it is called “cozikimara” (Shiga Prefecture)”doroboume and dokan” (Kinki district), “ushihustu” (Wakayama Prefucture)”Donpo”(Nagasaki Prefucture)”Gomo Anagomo” in various in Japan. Donko are used the gobioidei kind of generic name. As … Continue reading

Posted in Animalia, Field Guide, Fish | 6 Comments

Japanese lates

by Y. Nishioka Description Japanese lates is rare fish. First, they are very few to be fished by fisherman. Next, they are endemic in Japan and distribution is narrow. They live in Kochi and Miyazaki. Then, they decrease by public … Continue reading

Posted in Animalia, Field Guide, Fish | Leave a comment

Chub mackerel

by T. Nishida Scomber japonicus, or the Chub mackerelhas been eaten long by Japanese. Scomber japonicus is one of Scomber. Japanese eat many S.japonicus every year. S.japonicus in Miyagi is became brand and called “KINKA SABA”. Its name is different … Continue reading

Posted in Animalia, Field Guide, Fish | Tagged | 1 Comment

Marbled Rock Fish

by N. Takimiya Do you know the fish that we can fish easily and is delicious to eat ? Its scientific name is Sebastiscus marmoratus better known the Marbled rock fish. This fish is loved by many people the old … Continue reading

Posted in Animalia, Field Guide, Fish | 3 Comments

Fish in Kochi of fresh water:Ayu

by N. Kishita Many species live in Kochi. In the species, famous creatures living a clear river in Kochi are exist. One of them is ayu. Description Ayu is about 25 cm long and are a fresh water fish living … Continue reading

Posted in Animalia, Field Guide, Fish | 9 Comments

Japanese Jack Mackerel:Trachurus japonicus

by Y. Kinoshita Introduction All season in Japan Trachurus japonicus was familiar to the public food fish since ancient times. Specially fish has is plenty of fat on it as is regarded “fine fish” Description & Taxonomy The total full … Continue reading

Posted in Animalia, Field Guide, Fish | Tagged | 1 Comment

Akame

by R Yamamoto Introduction The “Master of Shimanto river” is an another name of “Akame”. Its scientific name is Lates japonicas. Description & Taxonomy First,“Akame” is 1m long. Secondly, they are named “akame” in Japanese which means “red eye.” This … Continue reading

Posted in Animalia, Field Guide, Fish | Leave a comment

A natural monument of Kochi Prefecture:Tosakingyo

by S. Takahashi Introduction Nishiki, Tosa (Tosa Kyn) is a natural monument of Kochi. It was bred around Kochi-city, Kochi, and It was old, and the history has been already bred in the Edo era. However, It was endangered by … Continue reading

Posted in Animalia, Field Guide, Fish | Leave a comment

Oncorhynchus masou

by M. Hattori Introduction Oncorhynchus keta have various lifestyles. They are born in the river and live off the coast. After that they go back to the river they born. We can see them sometimes but they have different form and … Continue reading

Posted in Animalia, Field Guide, Fish | Leave a comment

Ginbuna: Carassius langsdorfii

Carassius langsdorfii is a fresh water fish which grows to about 30 centimeters in 4 to 5 years. Carassius langsdorfii belongs Carassius, Carassius of Cyprinidae, it is belongs Cypriniformes, Cypriniformes of Osteichthyes. Almost all Japanese people called them “Ginbuna”, few … Continue reading

Posted in Animalia, Field Guide, Fish | Tagged , | 5 Comments

Akame: Lates japonicus

There are different Japanese names for this species: Mehikari in Tokusima, Minouo in Kochi, Maruka in Miyazaki , and Kawanube in Shibusi bay, located southern of Kyushu in Japan. The mature fish sizes are about 1m over and body colors … Continue reading

Posted in Animalia, Field Guide, Fish | Tagged , , | 7 Comments

Ayu: Plecoglossus altivelis altivelis

In summer, if you go to upper reaches of a river, you may see many anglers who have very long fishing rods. Probably, they are Ayu fishing. Ayu is famous in Japan. Most Japanese know Ayu live clean rivers at … Continue reading

Posted in Animalia, Field Guide, Fish | Tagged , , , , , | 5 Comments

Ayu: Plecoglossus altivelis altivelis

The Japanese had the relations that were close to the sea and river from old days and ate various fish. It is a fish called Ayu that popularity in particular is high in that. Ayu is the fish of representative … Continue reading

Posted in Animalia, Field Guide, Fish | Tagged , , , , , | 1 Comment

Hirame: Japanese flatfish

The Japanese flatfish, or Olive flounder, is a kind of the fish that belongs to the large tooth flounder suborder of the flatfish family. Its scientific name is Paralichthys olivaceus. The two eyes show it is lying on its right … Continue reading

Posted in Animalia, Field Guide, Fish | Tagged , | 3 Comments

Jimbeizame: Whale Shark

There are so many sea animals on Earth, for example, fishes and mammal. Rhincodon typus is the biggest of fishes on earth. It is called a Whale shark in English. It is a most body length of about 13.7m and … Continue reading

Posted in Animalia, Field Guide, Fish | Tagged , | 10 Comments

Skipjack Tuna

Skipjack tuna is the English name. Japanese name is katuo. And scientific name is Katsuwonus pelamis. And there are seasonal Japanese namea, that for example is modorigatuo and kudarigatuo. The Skipjack tuna is designated as Kochi prefecture’s fish. Skipjack tuna … Continue reading

Posted in Animalia, Field Guide, Fish | Tagged , | 2 Comments

Medaka

Medaka are very small fish that is smaller than 4cm, and the name comes from the big eye that protrudes from the top of the head. The scientific name is “Oryzias latipes”, and the color is brownish gray in wild … Continue reading

Posted in Animalia, Field Guide, Fish | Tagged , | 10 Comments

Spotted Mackerel

The spotted mackerel‘s total length is 50cm. It is a sea fish. The body is a long and slender spindle type. The cross-section is near a circle. The back is blue green. There is a black curve. The ventral side … Continue reading

Posted in Animalia, Field Guide, Fish | Tagged , , , | Leave a comment

Tuna

Tuna is Actinopterygiirope-Percifoemes-Scombridae-Thunnus and is a generic classification for one type of bony fish. Tunnus is “tuna”, in Latin. Today of Japanese does one species in the Thunnus Bluefin Tuna (Thunnus orientalis) only refers to “tuna” even though it is … Continue reading

Posted in Animalia, Field Guide, Fish | Tagged , | 6 Comments