Results 31 to 40 of about 2,308 (116)
Killer Whales in the Central Tropical Pacific: Occurrence, Resightings, Morphology, and Acoustics
ABSTRACT Compared to their well‐studied coastal temperate counterparts, killer whales (Orcinus orca) in tropical‐subtropical and oceanic areas are under‐documented. We used sighting, photo‐identification, and acoustic data of killer whales in the central tropical Pacific (CTP), collected from multiple platforms between 2002 and 2023, to assess their ...
Marie C. Hill +4 more
wiley +1 more source
ABSTRACT Monitoring pregnancy rates can provide vital information regarding a population's viability and trajectory. This study combined drone‐based photogrammetry with biopsy darting to determine if the Scaled Mass Index (SMI) estimated from aerial images can be used to identify pregnant, free‐ranging St.
Meredith Sherrill +5 more
wiley +1 more source
ABSTRACT Understanding how demographic dynamics interact with environmental heterogeneity is central to explaining patterns of genomic variation in the marine realm. Indo‐Pacific bottlenose dolphins (Tursiops aduncus) occur along most of the Australian coastline, from tropical to temperate waters, encompassing pronounced differences in temperature ...
Svenja M. Marfurt +9 more
wiley +1 more source
During a survey in June 2025, researchers recorded a presumed Risso's dolphin calf swimming in echelon position within a bottlenose dolphin group off the Catalan coast (north‐eastern Iberian Peninsula). Two possible interpretations are discussed: (1) it may represent the first hybrid calf reported in the Mediterranean, or (2) it may be the first ...
Natàlia Amigó +3 more
wiley +1 more source
Published as part of Luque, José L., Muniz-Pereira, Luís C., Siciliano, Salvatore, Siqueira, Liege R., Oliveira, Magda S. & Vieira, Fabiano M., 2010, Checklist of helminth parasites of cetaceans from Brazil, pp.
Luque, José L. +5 more
openaire +2 more sources
ABSTRACT Genetic reference databases underpin a wide range of molecular approaches used to study cetacean biodiversity, including environmental DNA (eDNA), yet their reliability depends critically on data completeness, taxonomic accuracy, and metadata quality.
Luís Afonso +12 more
wiley +1 more source
ABSTRACT We compiled 46 years of cetacean strandings in the Algarve, Portugal, describing temporal–spatial patterns, size–sex structure, and causes of death (COD). We analyzed national records and years with a dedicated regional stranding network (SN) to assess annual/seasonal trends, spatial hotspots, and compare biometrics and COD.
Jan Hofman +7 more
wiley +1 more source
Stenella attenuata (pantropical spotted dolphin) - UF-23325
Stenella attenuata (pantropical spotted dolphin) - UF-23325 - male - 2.28 m - Pelvic location - University of ...
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Applying the Ecological Trap Concept to Cetaceans
ABSTRACT Wild animals may select poor‐quality habitats due to mismatches between perceived and actual habitat quality, creating ecological traps. Although well explored in terrestrial systems, this concept remains underutilized for marine species.
Stephane P. G. de Moura +2 more
wiley +1 more source
Stenella attenuata (pantropical spotted dolphin) - LACM-027434
Stenella attenuata (pantropical spotted dolphin) - LACM-027434 - unknown sex - unknown length - Pelvic location - LA County ...
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