Results 11 to 20 of about 193,205 (102)
Abstract Conservation of migratory species exhibiting wide‐ranging and multidimensional behaviors is challenged by management efforts that only utilize horizontal movements or produce static spatial–temporal products. For the deep‐diving, critically endangered eastern Pacific leatherback turtle, tools that predict where turtles have high risks of ...
Nicole Barbour +8 more
wiley +1 more source
Foraging performance affects the nutritional resources available for reproduction and survival, influenced by the environment and an animal's individual factors, like age. We evaluated how foraging traits, measured across 5 years, changed with age, environmental variation, and their interaction in Nazca boobies, a tropical, pelagic seabird in Galápagos.
Jennifer L. McKee +3 more
wiley +1 more source
Peces linterna del género Diaphus recolectados durante los cruceros ESSCHA, NECTAlis 3–5, PUFFAlis y WALLAlis del RV Alis en el Pacífico suroccidental tropical El objetivo del presente estudio fue actualizar la lista de las especies de Diaphus (peces ...
P. Borsa, L. Millet, É. Vourey
doaj +1 more source
voluModel: Modelling species distributions in three‐dimensional space
Abstract Ecological niche modelling (ENM), species distribution modelling and related spatial analytical methods were first developed in two‐dimensional (2‐D) terrestrial systems; many common ENM workflows organize and analyse geographically structured occurrence and environmental data based on 2‐D latitude and longitude coordinates.
Hannah L. Owens, Carsten Rahbek
wiley +1 more source
Resumo - Resumo - Com a diminuição dos estoques da sardinha (Sardinella brasiliensis), as indústrias de conserva de pescado no Brasil vêm passando por graves problemas de abastecimento.
Helena Geneves Porto Azambuja +3 more
doaj +4 more sources
En el presente trabajo se analiza la incursión de 25 especies de moluscos y 15 de crustáceos tropicales, registrados entre los años 1972 y 2003, tiempo en el cual ocurrieron cinco eventos El Niño (EN).
Carlos Paredes +2 more
doaj +1 more source
Spatial and temporal patterns of plankton ciliates species composition in the Paraná River floodplain were investigated. Samplings were carried out in twelve environments in two distinct hydrological periods (limnophase and potamophase).
GM. Pauleto +5 more
doaj +1 more source
O objetivo do trabalho foi caracterizar a ictiofauna marinha oriunda da pesca de pequena escala com base na identificação taxonômica das espécies e de seus aspectos comerciais, bioecológicos e ecomorfológicos.
Waslley Maciel PINHEIRO +1 more
doaj +1 more source
Efectos del fenómeno "El Niño 1997-98" sobre los principales recursos pelágicos en la costa peruana
En el período abril 1997 setiembre 1998 fueron realizados 5 cruceros de evaluación de los recursos pelágicos en la costa peruana, éstos permitieron observar cambios en la composición por especies, distribución, estructura por tamaño, reproducción y ...
Miguel Ñiquen +3 more
doaj +1 more source
Espécies ameaçadas da Amazônia: conhecer para preservar [PDF]
Esta Cartilha foi desenvolvida a partir de um Atividade Curricular de Extensão pelos alunos do curso de Licenciatura em Ciências: Biologia e Química, do ISB-UFAM.
Forero, Helen de Oliveira +16 more
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