Results 141 to 150 of about 45,211 (261)

Marine mammal tourism in the Bay of Plenty, New Zealand : effects, implications and management : a thesis submitted in partial fulfilment of the requirements for the degree of Doctor of Philosophy in Marine Ecology at Massey University, Albany, New Zealand [PDF]

open access: yes, 2015
Worldwide expansion of marine mammal tourism over recent decades has raised international concerns in terms of the effects of these tourism practices on the species they target.
Meissner, Anna M
core  

Toxoplasma gondii in cetaceans of Brazil: a histopathological and immunohistochemical survey

open access: yesRevista Brasileira de Parasitologia Veterinária
Toxoplasmosis is a parasitic disease caused by the protozoan Toxoplasma gondii. In cetaceans, T. gondii infection is a significant cause of morbidity and mortality. Despite the worldwide range and broad cetacean host record of T.
Samira Costa-Silva   +18 more
doaj   +1 more source

Influence of Dolphin-Watching Tourism Vessels on the Whistle Emission Pattern of Common Dolphins and Bottlenose Dolphins

open access: yesOceans
Recent years have seen a notable rise in dolphin-watching boat activities along the Algarve coast in Portugal, potentially affecting the common dolphin (Delphinus delphis) and bottlenose dolphin (Tursiops truncatus) local populations. This study examines
Ana A. Silva   +4 more
doaj   +1 more source

The bottlenose dolphin Tursiops truncatus foraging around a fish farm: Effects of prey abundance on dolphins’ behavior

open access: yesCurrent Zoology, 2009
The extent to which prey abundance influences both bottlenose dolphin foraging behavior and group size in the presence of human activities has not previously been studied.
Bruno Díaz LÓPEZ
doaj  

Tursiops truncatus ssp. gephyreus, Lahille’s bottlenose dolphin [PDF]

open access: yes, 2019
Fil: Vermeulen, Els. No especifíca;
Vermeulen, E.   +4 more
openaire   +1 more source

Bottlenose dolphin mothers modify signature whistles in the presence of their own calves. [PDF]

open access: yesProc Natl Acad Sci U S A, 2023
Sayigh LS   +5 more
europepmc   +1 more source

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