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Tagged sand tiger shark recaptured after 26 years in South Africa
News Release ORI TAG (Oceanographic Research Institute) 07. April 2020 — — — — — — —- — On the 13th March 2020 a day in history was made for the ORI – Cooperative Fish Tagging Project. Our 1 014th raggedtooth shark (Carcharias taurus) was recaptured after spending an incredible 9 591 days (26.2 years),
Growth trajectories of prenatal embryos of the frilled shark
Growth trajectories of prenatal embryos of the deep sea shark Chlamydoselachus anguineus (Chondrichthyes) A. López‐Romero Faviel, Klimpfinger Claudia, Tanaka Sho, Kriwet Jürgen ABSTRACT: Chlamydoselachus anguineus, Garman 1884, commonly called the frilled shark, is a deep sea shark species occurring up to depths of 1300 m. It is assumed to represent an ancient morphotype of sharks (e.g.,
Male mate choice in the spot-tail shark Carcharhinus sorrah
Male mate choice in the spot-tail shark Carcharhinus sorrah: are males choosy or opportunistic? Dareen Almojil ABSTRACT: Male mate choice has been documented in different taxa including insects, lizards, fish, birds and mammals. However, in sharks, male mate choice is not clearly reported but field observations suggest that it is probable. In this study, I
Near equal compressibility of liver oil and seawater minimises buoyancy changes in deep-sea sharks and chimaeras
Near equal compressibility of liver oil and seawater minimises buoyancy changes in deep-sea sharks and chimaeras Imants G. Priede, Rhoderick W. Burgass, Manolis Mandalakis, Apostolos Spyros, Petros Gikas, Finlay Burns, Jim Drewery ABSTRACT: Whereas upper ocean pelagic sharks are negatively buoyant and must swim continuously to generate lift from their fins, deep-sea sharks float or