FB-15868 http://www.fishbase.org/summary/SpeciesSummary.php?id=15868 Animalia Chordata Teleostei Gobiiformes Gobiidae Gymnogobius Gymnogobius heptacanthus (Hilgendorf, 1879) Isaza イサザ 疣舌裸头鰕虎鱼 疣舌裸頭鰕虎魚 Chaenogobius isaza Tanaka, 1916 1995-12-04 2024-05-22 Masuda, H., K. Amaoka, C. Araga, T. Uyeno and T. Yoshino0 The fishes of the Japanese Archipelago. Vol. 1. Tokai University Press, Tokyo, Japan. 437 p. (text). (Ref. 559) Hureau, J.-C.0 La base de données GICIM: Gestion informatisée des collections ichthyologiques du Muséum. p. 225-227. In Atlas Préliminaire des Poissons d'Eau Douce de France. Conseil Supérieur de la Pêche, Ministère de l'Environnement, CEMAGREF et Muséum national d'Histoire naturelle, Paris. (Ref. 4517) Vasil'ev, V.P.0 Chromosome numbers in fish-like vertebrates and fish. J. Ichthyol. 20(3):1-38. (Ref. 8973) Okiyama, M.0 An atlas of the early stage fishes in Japan. Tokai University Press, Tokyo, Japan. 1154 p. (Ref. 9902) Bauchot, M.-L., J.-M. Ridet and M. Diagne0 Encephalization in Gobioidei (Teleostei). Jap. J. Ichthyol. 36(1):63-74. (Ref. 11344) Arai, R. and Y. Sawada0 Chromosomes of Japanese gobioid fishes (III). Bull. Natn. Sci. Mus., Ser.A. 1(4):225-232. Tokyo. (Ref. 30163) Wu, H.L., K.-T. Shao and C.F. Lai (eds.)0 Latin-Chinese dictionary of fishes names. The Sueichan Press, Taiwan. 1028 p. (Ref. 31517) Klinkhardt, M, M. Tesche and H. Greven0 Database of fish chromosomes. Westarp Wissenschaften. (Ref. 34370) Anonymous0 Freshwater fish collection database of the National Science Museum. National Science Museum, 3-23-1 Hyakunin-cho, Shinjuku-ku, Tokyo 169-0073, Japan. (Ref. 41827) Nakabo, T.0 Fishes of Japan with pictorial keys to the species, English edition II. Tokai University Press, Japan, pp 867-1749. (Ref. 43239) Morey, G., J. Moranta, E. Massutí, A. Grau, M. Linde, F. Riera and B. Morales-Nin0 Weight-length relationships of littoral to lower slope fishes from the western Mediterranean. Fish. Res. 62(1):89-96. (Ref. 52995) Chinese Academy of Fishery Sciences0 Chinese aquatic germplasm resources database. http://zzzy.fishinfo.cn (Ref. 58108) Nakazawa, T., N. Ishida, M. Kato and N. Yamamura0 Larger body size with higher predation rate. Ecol. Freshwat. Fish16(3):362-372. (Ref. 76911) Takahashi, D., H. Asada, T. Takeyama, M. Takahata, R. Katoh, S. Awata and M. Kohda0 Why egg-caring males of Isaza (<i>Gymnogobius isaza</i>, Gobiidae) refuse additional females: preliminary field observations. J. Ethol. 22(2):153-159. (Ref. 76913) Toshitaka, H. and S. Takahashi0 Reproductive strategy and interspecific competition in the lake-living gobiid fish isaza, <i>Chaenogobius isaza</i>. J. Ethol. 5(2):185-196. (Ref. 76915) Fisheries Management Division of the Shiga Prefecture Agriculture and Fisheries Department0 Shiga's Fisheries (Fiscal Year 2007). Shiga no Suisan (Heisei 19 Nendo), pp. 77-79. (Ref. 78994) Wildlife Survey Group in Shiga Prefecture (ed.)0 Red data book of Shiga Prefecture. Sunrise Press, Shiga, p. 475. (Ref. 79825) Uonokai, T. Nakajima and K. Ohara (eds.)0 Activities of Uonokai (Fish survey group): Fish distribution in the watershed of Lake Biwa. Shiga, Japan: Lake Biwa Museum. 233 p. (Ref. 79886) Stevenson, D.E.0 Systematics and distribution of fishes of the Asian goby genera <i>Chaenogobius</i> and <i>Gymnogobius</i> (Osteichthyes: Perciformes: Gobiidae), with the description of a new species. Spec. Divers. 7(3):251-312. (Ref. 81467) Shiga Prefecture0 Red Data Book of Shiga Prefecture 2010. Shiga Prefecture, Otsu. (http://www.pref.shiga.lg.jp/d/shizenkankyo/kyoseijourei.html; http://www.pref.shiga.lg.jp/d/shizenkankyo/files/risuto.xls) (Ref. 95975) Tsuboi, M., W. van der Bijl, B.T. Kopperud, J. Erritzoe, K.L. Voje, A. Kotrschal, K.E. Yopak, S.P. Collin, A.N. Iwaniuk and N. Kolm0 Breakdown of brain-body allometry and the encephalization of birds and mammals. Nat. Ecol. Evol. 2:1495-1500. (Ref. 118717) Nakazawa, T., C.-H. Tsai, N. Ishida and M. Kato0 Annual variations in length-weight relationship of <i>Gymnogobius isaza</i> (Tanaka, 1916) from Lake Biwa, Japan. J. Appl. Ichthyol. 27:1135-1136. (Ref. 122096) FB-GeneralDescr-15869 http://purl.org/dc/dcmitype/Text text/html Rainer Froese 1995-12-04 00:00:00 2021-07-22 00:00:00 Biology http://creativecommons.org/licenses/by-nc/3.0/ WorldFish Center - FishBase General public http://www.fishbase.org/summary/SpeciesSummary.php?id=15869 http://rs.tdwg.org/ontology/voc/SPMInfoItems#Threats Inhabit offshore areas in the lake almost throughout the year (Ref. 76915). Spawn in spring (Ref. 76915). Semelparous (Ref. 76911). Males care for the eggs in nest (Ref. 76913). Caught for food (Ref. 559). Nakabo, T. 2002 Fishes of Japan with pictorial keys to the species, English edition II. Tokai University Press, Japan, pp 867-1749. (Ref. 43239) FB-Morphology-15869 http://purl.org/dc/dcmitype/Text text/html Armi G. Torres 2008-07-02 00:00:00 2008-07-02 00:00:00 http://creativecommons.org/licenses/by-nc/3.0/ WorldFish Center - FishBase General public http://www.fishbase.org/summary/SpeciesSummary.php?id=15869 http://rs.tdwg.org/ontology/voc/SPMInfoItems#Habitat Dorsal spines (total): 7; Dorsal soft rays (total): 10; Analspines: 1; Analsoft rays: 10 Nakabo, T. 2002 Fishes of Japan with pictorial keys to the species, English edition II. Tokai University Press, Japan, pp 867-1749. (Ref. 43239) FB-Distribution-15869 http://purl.org/dc/dcmitype/Text text/html Rainer Froese 1995-12-04 00:00:00 2020-10-14 00:00:00 http://creativecommons.org/licenses/by-nc/3.0/ http://www.fishbase.org/summary/SpeciesSummary.php?id=15869 Asia: endemic to Lake Biwa, Japan. Introduced to Lakes Kasumigaura and Sagami. Masuda, H., K. Amaoka, C. Araga, T. Uyeno and T. Yoshino 1984 The fishes of the Japanese Archipelago. Vol. 1. Tokai University Press, Tokyo, Japan. 437 p. (text). (Ref. 559) FB-Uses-15869 http://purl.org/dc/dcmitype/Text text/html Rainer Froese 1995-12-04 00:00:00 2021-07-22 00:00:00 Importance http://creativecommons.org/licenses/by-nc/3.0/ WorldFish Center - FishBase General public http://www.fishbase.org/summary/SpeciesSummary.php?id=15869 http://rs.tdwg.org/ontology/voc/SPMInfoItems#Morphology fisheries: minor commercial Masuda, H., K. Amaoka, C. Araga, T. Uyeno and T. Yoshino 1984 The fishes of the Japanese Archipelago. Vol. 1. Tokai University Press, Tokyo, Japan. 437 p. (text). (Ref. 559) FB-LifeCycle-15869 http://purl.org/dc/dcmitype/Text text/html Susan M. Luna 1995-12-04 00:00:00 2021-07-22 00:00:00 http://creativecommons.org/licenses/by-nc/3.0/ WorldFish Center - FishBase General public http://www.fishbase.org//Reproduction/FishReproSummary.php?ID=15869&StockCode=14909 http://rs.tdwg.org/ontology/voc/SPMInfoItems#Distribution Migrate to the shore to spawn under stones in spring (Ref. 76915). Males have only two brood cycles, mating with the same female during each breeding cycle (Ref. 76915). Toshitaka, H. and S. Takahashi 1987 Reproductive strategy and interspecific competition in the lake-living gobiid fish isaza, <i>Chaenogobius isaza</i>. J. Ethol. 5(2):185-196. (Ref. 76915) FB-Size-15869 http://purl.org/dc/dcmitype/Text text/html Rainer Froese 1995-12-04 00:00:00 2021-07-22 00:00:00 Max. size http://creativecommons.org/licenses/by-nc/3.0/ http://www.fishbase.org/summary/SpeciesSummary.php?id=15869 7.0 cm SL (male/unsexed; (Ref. 43239)) Nakabo, T. 2002 Fishes of Japan with pictorial keys to the species, English edition II. Tokai University Press, Japan, pp 867-1749. (Ref. 43239) FB-Threats-2 http://purl.org/dc/dcmitype/Text text/html Belen Acosta 1990-10-18 00:00:00 2024-03-07 00:00:00 http://creativecommons.org/licenses/by-nc/3.0/ WorldFish Center - FishBase General public http://www.fishbase.org/summary/SpeciesSummary.php?id=2 http://rs.tdwg.org/ontology/voc/SPMInfoItems#Size Least Concern (LC) , IUCN Grouper and Wrasse Specialist Group IUCN 2006 2006 IUCN red list of threatened species. www.iucnredlist.org. Downloaded July 2006. FB-Habitat-15869 http://purl.org/dc/dcmitype/Text text/html Rainer Froese 1995-12-04 00:00:00 2021-07-22 00:00:00 Environment http://creativecommons.org/licenses/by-nc/3.0/ WorldFish Center - FishBase General public http://www.fishbase.org/summary/SpeciesSummary.php?id=15869 http://rs.tdwg.org/ontology/voc/SPMInfoItems#Threats pelagic; non-migratory; freshwater