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Mostrando ítems 21-30 de 105
Northernmost record of dusky dolphin Lagenorhynchus obscurus in coastal waters off northern Peru (4°S)
(Universidad de Valparaíso, 2019)
Nonreproductive sexual behavior in baleen whales: Sexual harassment by an adult male on a calf in southern right whales (eubalaena australis)
(The European Association for Aquatic Mammals, 2017-02)
We describe a sexual harassment by an adult male southern right whale to a conspecific calf while on the calving and mating grounds near PV. Sexual harassment is defined in this paper as the behavior of an adult male ...
Fluctuating abundance of humpback whales (Megaptera novaeangliae) in a calving ground off coastal Brazil
(CAMBRIDGE UNIV PRESS, 2008)
The humpback whale (Megaptera novaeangliae) population that uses Abrolhos Bank, off the east coast of Brazil as a breeding ground is increasing. To describe temporal changes in the relative abundance of humpback whales ...
Evaluación de las operaciones turísticas sobre la observación de las ballenas jorobadas (Megaptera Novaeangliae) en el cantón Puerto López del Parque Nacional Machalilla Manabí - Ecuador
(Universidad de Guayaquil. Facultad de Comunicación Social. Carrera de Turismo y Hotelería., 2016-02-01)
Se calcula que cerca de cuatro mil ballenas jorobadas acuden cada año a costas ecuatorianas a realizar sus rituales de apareamiento, lo cual se ha convertido en una gran oportunidad para el Ecoturismo. De acuerdo a reconocidos ...
Demand-driven commercial whalewatching in Península Valdés (Patagonia): conservation implications for right whales
(Cambridge. International Whaling Commission, 2001-12)
One of the largest remaining populations of the southern right whale, Eubalaena australis, breeds along the coast of Península Valdés, in Argentine Patagonia. The area offers excellent opportunities for whalewatching because ...
First records of the pantropical spotted dolphin Stenella attenuata, within groups of common dolphins Delphinus delphis in northern Peru
(Universidad de Valparaíso, 2021)
Kelp gulls attack Southern right whales: a conservation concern?
(Springer, 2012-09)
Kelp gulls (Larus dominicanus) feed on pieces of skin and blubber they rip from Southern right whales’ (Eubalaena australis) backs in their breeding areas at Península Valdés, Argentina, producing injuries. This behavior ...
Small scale habitat modeling for Commerson's dolphin (Cephalorhynchus commersonii) in northern Patagonia, Argentina
(Wiley Blackwell Publishing, Inc, 2021-10)
We build a spatial model to identify the environmental variables that affect the Commerson's dolphin distribution in northern Patagonia, around the estuary of the Chubut River. Commerson's have a higher probability of ...