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Intraspecific demography of the silky shark
Intraspecific demography of the silky shark (Carcharhinus falciformis): implications for fisheries management Michael I Grant, Jonathan J Smart, Cassandra L Rigby, William T White, Andrew Chin, Leontine Baje, Colin A Simpfendorfer ABSTRACT: The silky shark (Carcharhinus falciformis) is one of the most heavily fished tropical shark species globally, and currently there is increasing concern for
ICCAT: Good News For Blue Sharks, But No Mako Shark Agreement Yet
Published on 29 Nov, 2019 at 13:25 in Conservation & Fishery, Fishery Management | Viewed times | No Comments
Press Release European Commission 29. November 2019 — — — — — — — — — — — Good news for tuna and blue sharks The International Commission for the conservation of Atlantic Tunas (ICCAT) met for its 26th Regular Meeting of the Commission, in Palma de Mallorca, Spain between the 18th and 25th November
Residency and spatial distribution of bull sharks in Reunion Island marine protected area
Residency and spatial distribution of bull sharks Carcharhinus leucas in and around Reunion Island marine protected area Marc Soria, Michael R. Heithaus, Antonin Blaison, Estelle Crochelet, Fabien Forget, Pascale Chabanet ABSTRACT: A sudden increase in the rates of shark attacks on humans at Reunion Island has been blamed by some on the implementation of a
Shark tooth regeneration reveals common stem cell characters in both human rested lamina and ameloblastoma
Shark tooth regeneration reveals common stem cell characters in both human rested lamina and ameloblastoma Gareth J. Fraser, Samar S. Hamed, Kyle J. Martin, Keith D. Hunter ABSTRACT: The human dentition is a typical diphyodont mammalian system with tooth replacement of most positions. However, after dental replacement and sequential molar development, the dental lamina undergoes
Diet of longnose stingray in tropical coastal waters of Brazil
Diet of longnose stingray Hypanus guttatus (Myliobatiformes: Dasyatidae) in tropical coastal waters of Brazil Michel Donato Gianeti, Leandro Yokota, Rosangela Paula Teixeira Lessa, June Ferraz Dias ABSTRACT: This study investigated the diet of longnose stingray Hypanus guttatus in the tropical waters of north-eastern Brazil. Samples were obtained from monthly sampling of artisanal fisheries from August
Intra-oropharyngeal food transport and swallowing in white-spotted bamboo sharks
Intra-oropharyngeal food transport and swallowing in white-spotted bamboo sharks Noraly M. M. E. van Meer, Hannah I. Weller, Armita R. Manafzadeh, Elska B. Kaczmarek, Bradley Scott, Sander W. S. Gussekloo, Cheryl D. Wilga, Elizabeth L. Brainerd, Ariel L. Camp ABSTRACT: Despite the importance of intraoral food transport and swallowing, relatively few studies have examined the
First record of the ragged-tooth shark in the Venezuelan Caribbean
First record of the ragged-tooth shark, Odontaspis ferox (Risso, 1810), in the Venezuelan Caribbean Rafael Tavares, Leonardo Sanchez, Jose Manuel Briceño ABSTRACT: One specimen of the ragged-tooth shark, Odontaspis ferox, was caught by a commercial shark fishery to the north of Cape Codera (10° 56′ N, 66° 02′ W), northeastern Venezuela. The specimen (sex unidentified,
A new genus and species of catshark from eastern Indonesia
A new genus and species of catshark (Carcharhiniformes: Scyliorhinidae) from eastern Indonesia William T. White, Fahmi Fahmi, Simon Weigmann ABSTRACT: A new genus and species of catshark is described based on a single specimen collected off Ambon in the Maluku Islands of eastern Indonesia. Akheilos suwartanai belongs to the subfamily Schroederichthyinae which differs from the
First Reconstruction of Kinship in a Scalloped Hammerhead Shark Aggregation
First Reconstruction of Kinship in a Scalloped Hammerhead Shark Aggregation Reveals the Mating Patterns and Breeding Sex Ratio Amandine D. Marie, Christophe Herbinger, Philippe Fullsack, Ciro Rico ABSTRACT: Sharks constitute one of the most threatened clades (Selachimorpha) of all marine fish, and substantial management efforts are required to help the recovery of their populations worldwide.
Swordfish or Shark Slice? A Rapid Response by COIBar–RFLP
Swordfish or Shark Slice? A Rapid Response by COIBar–RFLP Venera Ferrito, Alessandra Raffa, Luana Rossitto, Concetta Federico, Salvatore Saccone, Anna Maria Pappalardo ABSTRACT: Market transparency is in strong demand by consumers, and the authentication of species is an important step for seafood traceability. In this study, a simple molecular strategy, COIBar–RFLP (cytochrome oxidase I barcode–restriction