Positive C-banding was located only in the centromeric regions of the chromosomes. This sex chromosome system, which rarely occurs in fish, is now being described for the first time among the freshwater rays of the Amazon basin. 展开
Phylogenetic relationships between groups of modern fish and the Tetrapodomorpha Currently, the term “fish” refers to all aquatic vertebrates without terrestrial locomotive members, but it does not constitute a taxonomic group (Pisces), as it was widely used in the past. As Tetrapodomorpha emerge...
Comparing the diet of two sympatric urolophid elasmobranchs (Trygonoptera testacea Müller & Henle and Urolophus kapalensis Yearsley & Last): evidence of ontogenetic shifts and possible resource partitioning.Journal of Fish Biology, 72(4), 883–898 ...
Journal of Fish BiologyEllis J.R., 2007, Occurrence of pelagic stingray Pteroplatytrygon vi- olacea (Bonaparte, 1832) in the North Sea. J. Fish Biol. 71, 933- 937.Ellis, J.R., Occurrence of pelagic stingray Pteroplatytrygon violacea (Bonaparte, 1832) in the North Sea, J. Fish Biol...
Fish silage: a review. Based on a review of various production principles of fish silage, this paper discusses the prospects of introduction of this method, as an alternative to fish meal, to utilize low value fish and waste products, particularly in developin... J Raa,A Gildberg,JN Olley...
物种字典: Pelagic Stingray-Pteroplatytrygon 名称 学名:Pteroplatytrygon 英文名:Pelagic Stingray 分类路径 脊索动物门>软骨鱼纲>鳐总目>燕魟目>魟科 下级物种 Pelagic stingray Pteroplatytrygon violacea
Humans fall victim to this fish when walking in shallow reef waters and their sting has been shown to even penetrate flipflops by several television presenters. Stingrays, unrelated to the other venomous fish as they are cartilaginous (Chondrichthyes) and more closely related to sharks, deliver env...
台湾鱼类资料库 ... Heliotrygon rosai 河魟科 Potamotrygon castexi 卡氏江魟 Potamotrygon motoro 南美江魟 ... fishdb.sinica.edu.tw|基于5个网页 2. 豹魟 豹魟(Potamotrygon castexi),还是一般的珍珠魟(Potamotrygon motoro),都 是已经顺利繁殖成功的种类了。www.aquazoo.com.tw|基于1 个网页©...
网络珍珠魟;南美江魟;斑河 网络释义
物种字典: 黑白魟-Potamotrygon leopoldi 名称 学名:Potamotrygon leopoldi 中文名:黑白魟,豹江魟 英文名:Xingu River ray,White-blotched river stingray,Polka-dot stingray 分类路径 脊索动物门>软骨鱼纲>鳐总目>燕魟目>江魟科>江魟属 相邻物种