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 people call them “mabuna”. Carassius langsdorfii total length is 15 to 30 centimeters. Carassius rangsdorfii’s body get narrow at back of starting buttock fin. “fubunkinanjo” is 4 , “bunkinanjo” is 15 to 18 at dorsal fin. “fubunkinanjo” is 3, “bunkinanjo” is 5 at buttock fin.
Carassius langsdorfii usually grows in Japanese river where flow is mild. Carassius langsdorfii live in ponds and lower of rivers. Carassius langsdorfii is omnivorous fish, for example they eat zoo plankton adhesion seaweed and water animals that live in bottom. The other,
Carassius langsdorfii eats killifish.
Breeding or spawning on be water-weed in spring. But Carassius langdorfii’s reproduction is divided two types, one is asexual reproduction the other is sexual reproduction. Carassius langsdofii is mostly female. It is a kind of asexual reproduction. First, female Carassius langsdorfii produce her coulomb. Afterward, coulomb grows up and goes through this reproduction. But, Carassius langsdorfii’s sexual reproduction is special too. First, female Carassius langsdorfii
blows egg. Then, male Carassius spray sperm. For example, Carassius buergeri subsp called “kinbuna”, Carassius auratus subsp< called “nagabuna” and Carassius buergeri grandoculis called “nigorobuna”are included in Carassius. Afterward, Carassius langdorfii’s female flies are born and grow up. When do Carassius langdorfii
Carassius langsdorfii are used in cultivation with carp in reservoirs and a follow fields in Ueta-city, Toumi city and Saku-city in Nagano. Lately, Carassius langsdorfii are not used for food too. But, at present, Carassius langsdorfii are used for food in Hachirougata-town in Akita. Carassius langsdorfii’s source is Tone-river in Chiba, Biwa-lake in Shiga and so on. Main recipe is roastsd fish sprinkled with salt, “kanro-ni”, soup and sashimi. But, it must not be eaten as is saw, because Carassius langsdorfii is Intermediate host of Gnathostoma spinigerum. There are local specialties called “funamiso” in Aichi and Gifu. Besides, there are local specialties called “funameshi” in Okayama. Carassius langsdorfii is plain taste. Besides, local specialties called “teppai” in Kagawa. Carassius langsdorfii
is a popular fish for sport fishermen.
Carassius langsdorfii is a very interesting fish because, Carassius langsdorfii is almost all female. We can see Carassius langsdorfii at Kitagawa-town, Ino-town, Kahoku-town, Noichi-town in Kochi. We can see Carassius langsdorfii at kochi in October for April. Asexual reproduction occurs almost exclusively in single-celled organism, but Carassius langsdorfii is one of the creatures that do asexual reploduction. What’s more, Carassius langsdorfii do sexual reproduction too. It is wonderful. Carassius langsdorfii are eaten various regions.
Carassius rangsdorfii are loved in various region in Japan. Carassius langsdorfii do asexual reproduction. But there are one problem that problem is speciation. Asexual reproduction equal no-change fly’s character. So Crassius langsdorfii can’t manage for change of nature. It is disadvantage at reflection of species. It’s interesting to see Carassius langsdorfii.
I looked Ginbuna in my hometown.
We can catch they in river.
I understood that there are many cooking.
And I was surprised at its size.
I knew that there are many place to see it in Kochi.
I don’t know that ginbuna life 4 to 5 years.
I saw ginbuna and touch it.
I want to know ginbuna`s ecology.
I want also to fish Carassius langsdorfii.
It is savory.
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