Results 11 to 20 of about 1,619 (182)

A blacktip's black tip: The reliability of using dorsal-fin patterns for photo identification of blacktip reef sharks (Carcharhinus melanopterus). [PDF]

open access: yesJ Fish Biol
AbstractPhoto identification (photo ID) has increasingly become a valuable technique serving not only to identify individual animals but also to monitor populations, track migration patterns and assess wildlife health, among others uses. Various species of sharks are amenable to photo ID, among which the blacktip reef shark (Carcharhinus melanopterus ...
Lionnet LAMG   +5 more
europepmc   +7 more sources

Response of blacktip reef sharks Carcharhinus melanopterus to shark bite mitigation products. [PDF]

open access: yesSci Rep, 2020
AbstractGlobally, the frequency of shark bites is rising, resulting in an increasing demand for shark deterrents and measures to lessen the impact of shark bites on humans. Most existing shark protection measures are designed to reduce the probability of a bite, but fabrics that minimise injuries when a shark bite occurs can also be used as mitigation ...
Thiele M   +5 more
europepmc   +7 more sources

Quantifying changes in umbilicus size to estimate the relative age of neonatal blacktip reef sharks (Carcharhinus melanopterus). [PDF]

open access: yesConserv Physiol, 2023
ABSTRACT Sharks can incur a range of external injuries throughout their lives that originate from various sources, but some of the most notable wounds in viviparous shark neonates are at the umbilicus. Umbilical wounds typically heal within 1 to 2 months post-parturition, depending on the species, and are therefore often used as an ...
Debaere SF   +7 more
europepmc   +5 more sources

First record of the blacktip reef shark Carcharhinus melanopterus (Carcharhiniformes: Carcharhinidae) from the Tropical Eastern Pacific

open access: yesRevista de Biología Tropical, 2012
The blacktip reef shark Carcharhinus melanopterus, is one of the most common Indo-Pacific reef sharks. On April 29, 2012, a juvenile male blacktip reef shark measuring 89 cm total length (TL), was incidentally caught during a research expedition in ...
Andrés López-Garro   +3 more
doaj   +4 more sources

OCCURRENCE STUDY OF BLACKTIP REEF SHARK (Carcharhinus melanopterus) IN THE WATERS OF GILI PETELU, EAST LOMBOK DISTRICT

open access: yesJurnal Teknologi Perikanan dan Kelautan
Gili Petelu is one of the aggregation sites for marine species such as blacktip reef sharks. This study aims to determine the habitat characteristics of blacktip reef sharks in the waters of Gili Petelu, East Lombok Regency.
Rahman Jayawangsa   +3 more
doaj   +2 more sources

Carcharhinus melanopterus

open access: yes, 2021
Carcharhinus melanopterus (Quoy & Gaimard, 1824) Blacktip Reef Shark Carcharias melanopterus Quoy & Gaimard, 1824: 194, pl. 43 (figs. 1, 2). Lectotype: MNHN 0000-1129; lectotype designation by Eschmeyer (1998). Type locality: Pulau Waigeo, West Papua, Indonesia.
Ebert, David A.   +2 more
openaire   +4 more sources

Blacktip reef sharks (Carcharhinus melanopterus) show high capacity for wound healing and recovery following injury. [PDF]

open access: yesConserv Physiol, 2015
Wound healing is important for sharks from the earliest life stages, for example, as the 'umbilical scar' in viviparous species heals, and throughout adulthood, when sharks can incur a range of external injuries from natural and anthropogenic sources. Despite anecdotal accounts of rapid healing in elasmobranchs, data regarding recovery and survival of ...
Chin A, Mourier J, Rummer JL.
europepmc   +6 more sources

Potential metabolic records in isotope signals of chondrichthyan hard tissues. [PDF]

open access: yesJ Fish Biol
Abstract Recent advances have demonstrated that the field metabolic rates (FMRs) of teleost fishes can be quantified from stable isotope compositions of carbonate‐biomineralized otoliths. Bones and teeth, in addition to bioapatite, contain carbonate and should retain a similar isotopic expression of metabolic rate.
Díaz-Delgado E   +4 more
europepmc   +2 more sources

Surface morphology and distribution of oropharyngeal taste papillae in sharks and rays (Elasmobranchii, Chondrichthyes): Implications for gustatory sensitivity. [PDF]

open access: yesJ Anat
This study investigates the morphology, abundance, and distribution of taste papillae in the oropharyngeal cavity of a range of elasmobranchs using SEM, histology, and topographic analyses. The interspecific importance of gustation is reflected in quantitative differences in the size, density, and distribution of taste papillae, which have implications
Atkinson CJL, Collin SP.
europepmc   +2 more sources

Trouble in the Tank: A Case Report of Fatal Scuticociliate Encephalitis in a Whitetip Reef Shark (Triaenodon obesus). [PDF]

open access: yesJ Fish Dis
Abstract This case report presents a recent case of scuticociliatosis in a whitetip reef shark (Triaenodon obesus), housed at a zoo (Haus des Meeres Aqua Terra Zoo, Vienna, Austria). Clinical signs such as uncoordinated swimming and body tilt were observed prior to death.
Schwegler H   +5 more
europepmc   +2 more sources

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