FB-66409 http://www.fishbase.org/summary/SpeciesSummary.php?id=66409 Animalia Chordata Elasmobranchii Rajiformes Arhynchobatidae Brochiraja Brochiraja vittacauda Last & Séret, 2012 Northern medaka Kitano-medaka 2012-01-10 2024-03-15 Asai, T., H. Senou and K. Hosoya0 Oryzias sakaizumii, a new ricefish from northern Japan (Teleostei: Adrianichthyidae). Ichthyol. Explor. Freshwat. 22(4):289-299. (Ref. 89067) Ministry of Environment, Japan0 Fourth Red list of Pisces - Brackish and Freshwater Fishes. Published on-line (http://www.biodic.go.jp/rdb/rdb_f.html) (Ref. 94887) Aomori Prefecture0 Red Data Book of Aomori 2010. Revised Version. Aomori Prefecture, Aomori. (http://www.pref.aomori.lg.jp/nature/nature/reddatabook.html; http://www.pref.aomori.lg.jp/soshiki/kankyo/shizen/files/2010-0326-1210.pdf) (Ref. 95717) Akita Prefecture0 Threatened Wildlife of Akita Prefecture, Animals. Akita Prefecture, Akita. (http://www.pref.akita.lg.jp/www/contents/1135148036456/; http://www.pref.akita.lg.jp/www/contents/1135148036456/files/fishes.pdf) (Ref. 95749) Yamagata Prefecture0 Red Data Book Yamagata, Animals. Yamagata Prefecture, Yamagata. (http://www.pref.yamagata.jp/kurashi/shizen/seibutsu/7053001red_data_book.html; http://www.pref.yamagata.jp/ou/kankyoenergy/053001/joho/red_data_book/reddata33.pdf) (Ref. 95751) Nagano Prefecture0 Red List of Nagano Prefecture, Vertebrates. Revised Edition. Naga,no Prefecture, Nagano. (http:-/www.pref.nagano.lg.jp/shizenhogo/kurashi/shizen/hogo/kaite/sekitsui/; http://www.pref.nagano.lg.jp/shizenhogo/kurashi/shizen/hogo/kaite/sekitsui/documents/sekitui-redrist.pdf) (Ref. 95833) Niigata Prefecture0 Red Data Book of Niigata. Niigata Prefecture, Niigata. (http://www.pref.niigata.lg.jp/kankyokikaku/1214240790991.html; http://www.pref.niigata.lg.jp/HTML_Article/rdb12_gyorui.pdf) (Ref. 95970) Toyama Prefecture0 Red Data Book of Toyama 2012. Toyama Prefecture, Toyama. (http://www.pref.toyama.jp/cms_sec/1709/kj00013513-001-01.html; http://www.pref.toyama.jp/cms_pfile/00013513/00634417.pdf) (Ref. 95971) Fukui Prefecture0 Red Data Book of Fukui Prefecture, Animal Version. Fukui Prefecture, Fukui. (http://www.erc.pref.fukui.jp/gbank/rdb/rdbindex.html; http://www.erc.pref.fukui.jp/gbank/rdb/rdb005.pdf; http://www.erc.pref.fukui.jp/gbank/rdb/rdbdata/fis000.html) (Ref. 95973) Kyoto Prefecture0 Red List of Kyoto Prefecture. Revised Version. Kyoto Prefecture, Kyoto. (http://www.pref.kyoto.jp/kankyo_red/; http://www.pref.kyoto.jp/kankyo_red/shiryou8.html) (Ref. 95978) Hyogo Prefecture0 Hyogo Red Data Book. Hyogo Prefecture, Kobe. (http://www.pref.hyogo.lg.jp/JPN/apr/hyogoshizen/reddata2003/index.htm; http://www.pref.hyogo.lg.jp/JPN/apr/hyogoshizen/reddata2003/rdb/data/gyorui.htm) (Ref. 95981) Beolens, B., M. Grayson and M. Watkins0 Eponym dictionary of Fishes. Dunbeath, Caithness (Scotland, UK): Whittles Publishing Limited, 1300 p. (Ref. 128868) FB-GeneralDescr-66418 http://purl.org/dc/dcmitype/Text text/html Frédéric Busson 2012-01-17 21:08:17 2025-03-07 00:00:00 Biology http://creativecommons.org/licenses/by-nc/3.0/ http://www.fishbase.org/summary/SpeciesSummary.php?id=66418 Occurs in ponds, marshes, and streams, such as irrigation canals amid paddy fields in flat alluvial lowlands. Well adapted to aquatic life on temporary floodplain wetlands (Ref. 89067). Asai, T., H. Senou and K. Hosoya 2012 Oryzias sakaizumii, a new ricefish from northern Japan (Teleostei: Adrianichthyidae). Ichthyol. Explor. Freshwat. 22(4):289-299. (Ref. 89067) FB-DiagnosticDescr-66418 http://purl.org/dc/dcmitype/Text text/html Frédéric Busson 2012-01-17 00:00:00 2012-01-17 22:34:00 http://creativecommons.org/licenses/by-nc/3.0/ http://www.fishbase.org/summary/SpeciesSummary.php?id=66418 Oryzias sakaizumii is distinguished from all other congeners including O. latipes that are distributed throughout east Asia by the following combination of characters: distribution of melanophores, dense network of melanophores along each scale margin on the body surface in both sexes; depth of notch in membrane between dorsal-fin rays 5 and 6 less than half the length of rays in males; distinctive irregular black spots on the posterior portion of body lateral; and several silvery scales in patches on the posterior portion of the body (Ref. 89067). Asai, T., H. Senou and K. Hosoya 2012 Oryzias sakaizumii, a new ricefish from northern Japan (Teleostei: Adrianichthyidae). Ichthyol. Explor. Freshwat. 22(4):289-299. (Ref. 89067) FB-Distribution-66418 http://purl.org/dc/dcmitype/Text text/html Frédéric Busson 2012-01-17 21:23:27 2025-11-05 00:00:00 http://creativecommons.org/licenses/by-nc/3.0/ http://www.fishbase.org/summary/SpeciesSummary.php?id=66418 Asia: freshwaters along the Sea of Japan coast in the northern half of Honshu, from the Pacific coast of Momoishi, Aomori Pref. to Hyogo Pref. around Tango, Tajima district that distributional western limit is Hamasaka. Asai, T., H. Senou and K. Hosoya 2012 Oryzias sakaizumii, a new ricefish from northern Japan (Teleostei: Adrianichthyidae). Ichthyol. Explor. Freshwat. 22(4):289-299. (Ref. 89067) FB-Uses-66418 http://purl.org/dc/dcmitype/Text text/html Frédéric Busson 2012-01-17 21:08:17 2025-03-07 00:00:00 Importance http://creativecommons.org/licenses/by-nc/3.0/ http://www.fishbase.org/summary/SpeciesSummary.php?id=66418 fisheries: of no interest FB-Size-66418 http://purl.org/dc/dcmitype/Text text/html Frédéric Busson 2012-01-17 21:08:17 2025-03-07 00:00:00 Max. size http://creativecommons.org/licenses/by-nc/3.0/ http://www.fishbase.org/summary/SpeciesSummary.php?id=66418 3.7 cm SL (male/unsexed; (Ref. 89067)) Asai, T., H. Senou and K. Hosoya 2012 Oryzias sakaizumii, a new ricefish from northern Japan (Teleostei: Adrianichthyidae). Ichthyol. Explor. Freshwat. 22(4):289-299. (Ref. 89067) 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/ http://www.fishbase.org/summary/SpeciesSummary.php?id=2 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-66418 http://purl.org/dc/dcmitype/Text text/html Frédéric Busson 2012-01-17 21:08:17 2025-03-07 00:00:00 Environment http://creativecommons.org/licenses/by-nc/3.0/ http://www.fishbase.org/summary/SpeciesSummary.php?id=66418 pelagic; freshwater