Results 31 to 40 of about 389 (135)

Jenis dan Status Konservasi Ikan Hiu yang Tertangkap di Tempat Pelelangan Ikan (TPI) Labuan Bajo, Manggarai Barat, Flores

open access: yesAl-Kauniyah Jurnal Biologi, 2014
The study aimed to determine the types of sharks are caught, sold and conservation status in the fish auction place (TPI) Labuan Bajo, West Manggarai, Flores, East Nusa Tenggara have been conducted in February and March 2014 in Labuan Bajo.
Ismail Syakurachman Alaydrus   +2 more
doaj   +1 more source

Drivers of variation in occurrence, abundance, and behaviour of sharks on coral reefs

open access: yesScientific Reports, 2022
Quantifying the drivers of population size in reef sharks is critical for the development of appropriate conservation strategies. In north-west Australia, shark populations inhabit coral reefs that border growing centres of human population, industry ...
E. Lester   +8 more
doaj   +1 more source

Parasitic nematodes of marine fishes from Palmyra Atoll, East Indo-Pacific, including a new species of Spinitectus (Nematoda, Cystidicolidae) [PDF]

open access: yesZooKeys, 2019
Here, we present the results of a taxonomic survey of the nematodes parasitizing fishes from the lagoon flats of Palmyra Atoll, Eastern Indo-Pacific. We performed quantitative parasitological surveys of 653 individual fish from each of the 44 species ...
David González-Solís   +9 more
doaj   +3 more sources

Behaviour of mesopredatory coral reef fishes in response to threats from sharks and humans

open access: yesScientific Reports, 2023
Both sharks and humans present a potentially lethal threat to mesopredatory fishes in coral reef systems, with implications for both population dynamics and the role of mesopredatory fishes in reef ecosystems.
A. Asunsolo-Rivera   +6 more
doaj   +1 more source

On the Movements of the Blacktip Reef Shark (Carcharhinus melanopterus)

open access: yes, 2023
One challenge in studying the natural behaviour of wild animals is the requirement of detailed observations spanning extended periods of time, which is particularly difficult in the case of sharks. As a result, remote sensing technologies are increasingly employed in which the data received is considerably simplified.
openaire   +1 more source

Carcharhinus melanopterus

open access: yes, 2019
Carcharhinus melanopterus (Quoy & Gaimard 1824) — Blacktip reef shark (Fig. 4) Status at New Ireland. First recorded from New Ireland as Carcharias melanopterus by Peters (1877: 853); reported as Carcharhinus spallanzani (non Péron & LeSueur in LeSueur, 1822) by Munro (1958: 112).
Andréfouët, Serge   +6 more
openaire   +2 more sources

At the Turn of the Tide: Space Use and Habitat Partitioning in Two Sympatric Shark Species Is Driven by Tidal Phase

open access: yesFrontiers in Marine Science, 2020
Coexistence of ecologically similar species occupying the same geographic location (sympatry) poses questions regarding how their populations persist without leading to competitive exclusion.
James S. E. Lea   +15 more
doaj   +1 more source

Carcharhinus melanopterus

open access: yes, 2018
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. Local synonymy: Carcharias melanopterus— Peters, 1877: 853 (New Ireland).
White, William T., Ko'Ou, Alfred
openaire   +2 more sources

Tracking Fin‐Prints on Reef Flats: A Genus‐Specific eDNA Metabarcoding Assay for Epaulette Sharks (Hemiscyllium spp.) With Field Validation in Raja Ampat

open access: yesEnvironmental DNA, Volume 8, Issue 3, May–June 2026.
This study developed and validated the first genus‐specific eDNA assay for epaulette sharks (Hemiscyllium spp.), targeting the NADH4 gene. Field application in Raja Ampat detected H. freycineti at six of seven locations, including one location (Dayan) where daytime visual surveys failed, demonstrating this tool's value for monitoring protected species.
Danang Ambar Prabowo   +10 more
wiley   +1 more source

Field Observations of the Behaviour of Blackfin Reef Sharks (Carcharhinus melanopterus)

open access: yes, 2022
The chondrichthyan lineage diverged from the osteichthyan line around 440 million years ago, resulting in a vast evolutionary gulf between modern elasmobranchs and other vertebrates. Though this has supported the assumption that sharks are ancient, dangerous, and binary-minded, intelligent actions including social interactions have been noted in the ...
openaire   +1 more source

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