Results 91 to 100 of about 80,313 (241)

Challenges of Monitoring Endangered Bryde's Whales During a Period of Rapid Environmental Change

open access: yesAnimal Conservation, EarlyView.
Estimating population size is challenging for rare and elusive species that occur at low densities and are difficult to detect during sampling. We estimated the abundance of a Nationally critical whale species—Aotearoa New Zealand Bryde's whales—using a custom‐formulated POPAN model which incorporated transience to account for their complex residency ...
A. S. Cranswick   +7 more
wiley   +1 more source

Seasonal Constellation of Juvenile Whale Sharks in Gorontalo Bay Coastal Park

open access: yesIlmu Kelautan
The whale shark (Rhincodon typus Smith, 1828) is the largest extant fish species in the world, and it is endangered, with population numbers declining in the last three decades.
Moh. Yasir   +4 more
doaj   +1 more source

Analysis of two whale shark watching destinations in Indonesia: status and ecotourism potential

open access: yes, 2020
Djunaidi A, Jompa J, Nadiarti N, Bahar A, Tilahunga SD, Lilienfeld D, Hani MS. 2020. Analysis of two whale shark watching destinations in Indonesia: status and ecotourism potential. Biodiversitas 21: 4911-4923.
A. Djunaidi   +6 more
semanticscholar   +1 more source

Close encounters of the friendly kind: pacific between‐group interactions in primates

open access: yesBiological Reviews, EarlyView.
ABSTRACT While intergroup conflict features prominently in the behavioural ecology literature, its antonym, intergroup peace, has been a rather neglected phenomenon until recently. Neighbourly relations and affiliative interactions are far from uncommon.
Cyril C. Grueter, Luca Pozzi
wiley   +1 more source

Links Between Child Executive Function and Adjustment: A Three‐Site Study

open access: yesChild Development, EarlyView.
ABSTRACT Cross‐site comparisons indicate that East Asian children typically excel on tests of executive function (EF), but interpreting this contrast is made difficult by both the heavy reliance on testing in school settings and by the scarcity of studies that assess across‐site measurement invariance.
Laure Lu Chen   +17 more
wiley   +1 more source

Use of aerial surveys for assessing abundance of the whale shark (Rhincodon typus) and the giant manta (Mobula birostris) in the northern Caribbean Sea off Mexico

open access: yes, 2020
2 Laboratorio de Producción Primaria Departamento de Recursos del Mar Centro de Investigación y Estudios Avanzados Instituto Politécnico Nacional Carretera Antigua a Progreso km 6 97310 Merida, Yucatan, Mexico Abstract—The whale shark (Rhincodon typus ...
J. Trujillo-Córdova   +3 more
semanticscholar   +1 more source

Predictions of southern migration timing in coastal sharks under future ocean warming

open access: yesConservation Biology, EarlyView.
Abstract Projected redistribution of marine species due to ocean warming may undermine current conservation efforts. Yet, there have been few studies on how ocean warming may alter migration timing. Across 5 years of acoustic telemetry data (2018–2022), we determined environmental drivers of southward migration timing for 6 migratory shark species from
Maria H. Manz   +16 more
wiley   +1 more source

No escape from microplastics: Contamination of reef manta ray feeding areas in a remote, protected archipelago

open access: yesConservation Science and Practice, EarlyView.
We found microplastic contamination of the upper water column around the Chagos Archipelago, a remote, protected archipelago in the central Indian Ocean. Key aggregation areas for reef manta rays (Mobula alfredi) were contaminated, putting them at risk of microplastic ingestion.
J. Savage   +5 more
wiley   +1 more source

Spatial conservation priorities for marine megafaunal predators: Multi‐taxon versus taxon‐specific approaches

open access: yesConservation Science and Practice, EarlyView.
Conservation for marine megafaunal predators needs to improve as they are key for ecosystem functioning. We show that different marine predator taxonomic groups have heterogeneous distributions resulting in different spatial conservation priority areas. Current Mediterranean MPAs are failing to sufficiently cover their distributions.
Elizabeth Boyse   +2 more
wiley   +1 more source

From Data Deficient to Big Data in Shark Conservation

open access: yesFish and Fisheries, EarlyView.
ABSTRACT Citizen science is increasingly harnessed worldwide to gather data otherwise requiring a prohibitive investment of funding and time. Meanwhile, the revolution in digital communication offers opportunities from crowdsourcing, big data approaches and social network mining to quickly and cost‐effectively fill major gaps in knowledge necessary to ...
F. Ferretti   +8 more
wiley   +1 more source

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