Results 91 to 100 of about 7,868 (218)

Are epizoites biological indicators of a western Mediterranean striped dolphin die-off? [PDF]

open access: yes, 1994
During a die-off of Mediterranean striped dolphins Stenella coeruleoalba in 1990-91, 82 individuals stranded on the Spanish coast were examined for crustacean ectoparasites and epizoites.
Aznar Avendaño, Francisco Javier   +2 more
core   +1 more source

Applying the Ecological Trap Concept to Cetaceans

open access: yesMarine Mammal Science, Volume 42, Issue 2, April 2026.
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

The amygdaloid body of the family Delphinidae: a morphological study of its central nucleus through calbindin-D28k

open access: yesFrontiers in Neuroanatomy
IntroductionThe amygdala is a noticeable bilateral structure in the medial temporal lobe and it is composed of at least 13 different nuclei and cortical areas, subdivided into the deep nuclei, the superficial nuclei, and the remaining nuclei which ...
Simona Sacchini   +4 more
doaj   +1 more source

Determinants of lungworm specificity in five cetacean species in the western Mediterranean

open access: yesParasites & Vectors, 2021
Background Current data about Pseudaliidae show contrasting patterns of host specificity between congeneric species. We investigated how both contact and compatibility between hosts and parasites contributed to the patterns of lungworm infection observed
Rachel Pool   +4 more
doaj   +1 more source

Whales, dolphins, and porpoises of the western North Atlantic: a guide to their identification [PDF]

open access: yes, 1976
This is an identification guide for cetaceans (whales, dolphins, and porpoises). It was designed to assist laypersons in identifying cetaceans encountered in the western North Atlantic Ocean and was intended for use by ongoing cetacean observer programs.
Caldwell, David K.   +4 more
core  

Seasonal and Interannual Variation of Common Dolphin, Delphinus delphis, Density in Portuguese Waters

open access: yesMarine Mammal Science, Volume 42, Issue 2, April 2026.
ABSTRACT Modeling a species' ecology and abundance provides important insights into its habitat preferences, population trends, and distribution. Here, we studied how environmental factors relate to common dolphin (Delphinus delphis) density in waters off mainland Portugal.
Miguel P. Martins   +4 more
wiley   +1 more source

Spatial-based management for cetacean conservation: a Portuguese coast case study

open access: yesFrontiers in Marine Science
Cetaceans are critical indicators of ecosystem health, yet face significant threats from overfishing, habitat loss, and climate change. Key conservation strategies in the EU include Marine Protected Areas (MPAs), the Natura 2000 network, and Important ...
Camilla Aiuti   +8 more
doaj   +1 more source

Neurobrucellosis in a common bottlenose dolphin (Tursiops truncatus) stranded in the Canary Islands

open access: yesBMC Veterinary Research, 2019
Background Brucella spp. isolation is increasingly reported in cetaceans, although associated pathologies, including lesions of the musculoskeletal and nervous systems, are less frequently described. Concerning the nervous system, Brucella sp.
Eva Sierra   +8 more
doaj   +1 more source

Temporal and spatial trends in stranding records of cetaceans on the Irish coast, 2002–2014 [PDF]

open access: yes, 2016
Using Irish strandings data collected between 2002 and 2014, seasonal and annual trends in the number of strandings for all strandings identified to species level (N ¼ 1480), and for the five most frequently reported species: common dolphin (25.7% of ...
Berrow, Simon   +3 more
core   +1 more source

Fusión de suturas craneales en el delfín franciscana, Pontoporia blainvillei (Gervais and D'Orbigny, 1844) [PDF]

open access: yes, 2015
Se estudió la fusión de suturas craneales y su asimetría bilateral en el delfín franciscana, Pontoporia blainvillei. Nuestros resultados mostraron que el cierre de suturas presenta baja variabilidad asociada a la longitud corporal total, exceptuando la ...
Cappozzo, Humberto Luis   +2 more
core  

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