Results 91 to 100 of about 1,295 (173)

Interações interespecíficas dos mamíferos marinhos na região da Baía de Guaratuba, litoral sul do Estado do Paraná

Biotemas, 1999
O estudo sobre as interações interespecíficas de mamíferos marinhos foi feito na Baía de Guaratuba e adjacências, no litoral sul do Estado do Paraná.
Emygdio Leite Araujo Monteiro-Filho, Carolina Aimoré Bonin, Marina Rautenberg   +2 more
doaj  

An Acoustic Monitoring Method for Assessing River Dolphin Presence and Changes in the Context of Anthropogenic Development [PDF]

, 2018
Populations of river dolphins throughout Asia are in decline as a direct result of intensified anthropogenic activity along river systems. Water development projects, land use change, contamination, and intensified fishing practices are known factors ...
Muirhead, Charles A.
core   +1 more source

Sounds produced by the tucuxi (Sotalia fluviatilis) from the Napo and Aguarico rivers of Ecuador

Latin American Journal of Aquatic Mammals, 2010
The acoustic structure and repertoire of the tucuxi (Sotalia fluviatilis) remain poorly studied. This lack of information limits our understanding of how acoustic signals evolved and the factors that promote variation across and within populations. Using a broadband recording system, we recorded 30 whistles from tucuxis in the Napo and Aguarico Rivers,
L. J. May-Collado, D. Wartzok
openaire   +2 more sources

Marine Vertebrates and Low Frequency Sound: Technical Report for LFA EIS [PDF]

, 1999
Over the past 50 years, economic and technological developments have dramatically increased the human contribution to ambient noise in the ocean. The dominant frequencies of most human-made noise in the ocean is in the low-frequency range (defined as ...
Acevedo, Alejandro, Croll, Donald A., Levin, Phil, Tershy, Bernie R.   +3 more
core  

APLICAÇÃO DA TÉCNICA DE FOTOIDENTIFICAÇÃO DO BOTO-CINZA, Sotalia fluviatilis, (Cetacea, Delphinidae) DA BAÍA DE SEPETIBA.

Floresta e Ambiente
RESUMO O catálogo de fotoidentificação da população de boto-cinza, Sotalia fluviatilis, da Baía de Sepetiba vem sendo formado desde 1994. São apresentados os dados preliminares do período entre abril de 1994 a junho de 1998, os quais indicam haver ...
SHEILA MARINO SIMÃO, JOSÉ LUÍS A. PIZZORNO, VANESSA N. PERRY, SALVATORE SICILIANO   +3 more
doaj  

Els Mamífers marins i els seus noms [PDF]

, 2012
Al món hi ha al voltant de 120 espècies de mamífers marins pertanyents als grups dels cetacis, sirènids i pinnípedes. N'hi ha que tenen un nom català tradicional perquè són presents a les nostres aigües o perquè són importants en la cultura popular, i ...
Lleonart i Aliberas, Jordi
core  

The better to eat you with: morphological disparity and enamel ultrastructure in odontocetes. [PDF]

Sci Rep, 2023
Viglino M, Ezcurra MD, Fordyce RE, Loch C.   +3 more
europepmc   +1 more source

Invasive squamous-cell carcinoma in Jorge Lobo's disease: Report of two cases and review of the literature. [PDF]

Med Mycol Case Rep, 2022
de Brito AC.
europepmc   +1 more source

Report of the Working Group on Biology and Ecology [PDF]

, 2002
Bassoi, M., Bastida, R., Caon, G., Catao-Diaz, J.L., Danilewicz, D., Lailson-Brito , J., Marigo, J., Monteiro de Rocha, A., Muelbert, M., Ott, P.H., Ramos, R., Rodriguez, D., Rosas, F., Ruoppolo, V., Secchi, E.R.   +14 more
core   +1 more source

The biosonar of the boto: evidence of differences among species of river dolphins (Inia spp.) from the Amazon. [PDF]

PeerJ, 2021
Melo JF, Amorim TOS, Paschoalini M, Andriolo A.   +3 more
europepmc   +1 more source