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Behavioural analysis of manta ray tourists in Eastern Indonesia
Behavioural analysis of manta ray tourists in Eastern Indonesia M S Hani, J Jompa, M N Nessa, A T White ABSTRACT: Indonesia has several manta ray aggregation sites, including Nusa Penida, Komodo, and Raja Ampat. The popularity of manta ray watching tourism has attracted tourists to Indonesia from around the world. Understanding tourist behaviour is
Cryptic habitat use of white sharks in kelp forest
Cryptic habitat use of white sharks in kelp forest revealed by animal-borne video Oliver J. D. Jewell, Adrian C. Gleiss, Salvador J. Jorgensen, Samantha Andrzejaczek, Jerry H. Moxley, Stephen J. Beatty, Martin Wikelski, Barbara A. Block, Taylor K. Chapple ABSTRACT: Traditional forms of marine wildlife research are often restricted to coarse telemetry or surface-based observations,
Hybridization between sympatric hammerhead sharks in the western North Atlantic Ocean
Hybridization between sympatric hammerhead sharks in the western North Atlantic Ocean Amanda M. Barker, Douglas H. Adams, William B. Driggers, Bryan S. Frazier, David S. Portnoy ABSTRACT: Hybridization between closely related species has been documented across a wide range of taxa but has not been well studied in elasmobranchs. Hammerhead sharks have drawn global conservation
Official catch data underrepresent shark and ray taxa caught in Mediterranean Sea
Official catch data underrepresent shark and ray taxa caught in Mediterranean and Black Sea fisheries Madeline S. Cashion, Nicolas Bailly, Daniel Pauly ABSTRACT: One in four fishes of the subclass Elasmobranchii (sharks and rays) is estimated to be threatened with extinction, according to the IUCN Red List. Their primary threat is overfishing, but data deficiency
$8 million boost for WA’s scientific shark hazard mitigation strategy
Media Statement Government of Western Australia 12. April 2019 — — — — — — — — — — — — — — — — — — — — Additional $8 million committed for shark hazard mitigation in WA More funding for Surf Life Saving WA helicopter, drone, beach and jet ski patrols Over the
Trophic partitioning between sharks coexisting in the North Aegean Sea
Trophic partitioning between abundant demersal sharks coexisting in the North Aegean Sea Emre Yemisken, Joan Navarro, Manuela Forero, Persefoni Megalofonou, Lutfiye Eryilmaz ABSTRACT: We examined the feeding ecology (diet, trophic width and trophic position) of five demersal shark species (Mustelus mustelus Linnaeus, 1758, Galeus melastomus Rafinesque, 1810, Scyliorhinus canicula Linnaeus, 1758, Scyliorhinus stellaris Linnaeus, 1758,
Sharks in the southern South China Sea
Diversity, occurrence and conservation of sharks in the southern South China Sea Takaomi Arai, Azie Azri ABSTRACT: Sharks constitute a vital sector of marine and estuarine nekton and are of great commercial importance all over the world. International concern over the fate of shark fisheries has grown recently. However, information concerning the species diversity, geographic
Shape analysis of shark jaws as a tool to identify species involved in incidents with humans
Shape analysis of shark jaws as a tool to identify species involved in incidents with humans Duarte-Neto P, Rodrigues J, Lessa R ABSTRACT: Shark incidents in Recife, Pernambuco state (Brazil), are registered since 1992. The occurrence of those events is in a relatively small area of urban beaches of about 30 km long, making up one