Results 41 to 50 of about 3,185 (212)

Shark species identification from bite marks on a Short-finned Pilot Whale, Globicephala macrorhynchus

open access: yesOcean and Coastal Research, 2022
A Short-finned Pilot Whale, Globicephala macrorhynchus, was found dead and with shark bites along its body on a beach in northeast Brazil. The present study aimed to identify the shark species responsible for the bites as well as to estimate its/their ...
Mariana Leêne de Santana Barros Leal   +6 more
doaj   +1 more source

The musculature and skeleton of the pelvic fin of the crocodile shark, Pseudocarcharias kamoharai (Matsubara, 1936) (Elasmobranchii: Lamniformes): Morphology and sexual dimorphism

open access: yesThe Anatomical Record, EarlyView.
This work brings new information on the sexual characteristics of the crocodile shark (Pseudocarcharias kamoharai) exploring the pelvic fin musculature, as well as the siphon sac and the musculature and skeleton of the clasper. Our paper is the first to point out clearly the sexual dimorphism related exclusively to the pelvic fin musculature in males ...
Laura F. Mianutti   +2 more
wiley   +1 more source

The influence of zooplankton communities on the feeding behavior of whale shark in Bahia de La Paz, Gulf of California

open access: yesRevista Mexicana de Biodiversidad, 2020
The whale shark is the world’s largest filter feeding shark and holds international protection as an endangered species. It is known to form seasonal aggregations linked to blooms of zooplanktonic organisms.
Darren Andrew Whitehead   +4 more
doaj   +1 more source

Widespread exposure of marine parks, whales, and whale sharks to shipping

open access: yesMarine and Freshwater Research, 2022
Context Shipping impacts are a major environmental concern that can affect the behaviour and health of marine mammals and fishes. The potential impacts of shipping within marine parks is rarely considered during the planning process. Aims
Vincent Raoult   +8 more
openaire   +4 more sources

How wildlife respond to tropical cyclones: short‐term tactics and long‐term impacts

open access: yesBiological Reviews, EarlyView.
ABSTRACT From butterflies to lizards and from sharks to seabirds, wildlife exhibit tactics to survive the impacts of tropical cyclones, also known as hurricanes, cyclones, or typhoons depending on where they occur. Some species seek refuge during the storm by moving, some remain in place and ride it out, and others move longer distances, avoiding the ...
Erin L. Koen   +15 more
wiley   +1 more source

Summary of whale shark conventional tag resightings reported by project biologists and whale shark ecotourism operators within the study area.

open access: yes, 2013
Summary of whale shark conventional tag resightings reported by project biologists and whale shark ecotourism operators within the study area.
Robert E. Hueter (448810)   +2 more
core   +1 more source

Nanoplastics: Methods, Exposure and Effects on Domestic, Farm and Wild Animals

open access: yesJournal of Applied Toxicology, EarlyView.
ABSTRACT Nanoplastics (NPs) are synthetic polymer particles ranging in size from 1 nm to 1 μm that have been identified as a major concern for ecosystems and organisms due to their plethora of negative effects. The aim of this review is to provide a comprehensive overview of the knowledge relating to exposure and effects of NPs in domestic (i.e., farm ...
B. De Felice   +8 more
wiley   +1 more source

Whale shark fishery off Veraval [PDF]

open access: yes, 1994
The occurrence of the whale shark Rhiniodon typus Smith is considered a rarity and hence, most of the publications on the whale shark are restricted to its stranding, incidental catch and length measurements.
Zala, M S, Vivekanandan, E
core  

Digital surveillance of animals and nature recovery

open access: yesPeople and Nature, EarlyView.
Abstract Digital surveillance technologies (DSTs) are widely applied in nature recovery for their potential to generate novel data on species and ecosystems through digital tracking, automation (e.g. from hazardous locations) and from newly recruited citizen scientists.
William M. Adams
wiley   +1 more source

Comprehensive deep learning pipeline for whale shark recognition

open access: yes, 2022
May 2022School of ScienceThe whale shark is the largest fish species in existence today. The main threat to the whale shark population is poaching.
Kholiavchenko, Maksim
core  

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