Results 11 to 20 of about 4,430 (138)

Ocean Sciences Perspectives on Integrated, Coordinated, Open, Networked (ICON) Science

open access: yesEarth and Space Science, Volume 9, Issue 9, September 2022., 2022
Abstract This article is composed of three independent commentaries of how “Integrated, Coordinated, Open, and Networked” (ICON), as well as “Findable, Accessible, Interoperable, and Reusable” (FAIR; under the umbrella of “Open” from ICON), principles are currently embedded in ocean sciences, and what are the opportunities and challenges by adopting ...
Jasmin Graham   +6 more
wiley   +1 more source

Shifts in the seasonal trophic ecology of larvae and juveniles of European hake (Merluccius merluccius): From the Galician upwelling system (NW Spain)

open access: yesFisheries Oceanography, Volume 31, Issue 5, Page 539-553, September 2022., 2022
Abstract The trophic ecology of European hake (Merluccius merluccius) larvae and early‐juveniles from the Iberian shelf off Galicia (NW Spain) are assessed by means of stable isotopes (SIA) and nutritional condition in conjunction with hydrobiological variations observed during the winter and summer season of 2012.
Raúl Laiz‐Carrión   +9 more
wiley   +1 more source

Testing Bergmann's rule in marine copepods

open access: yesEcography, Volume 44, Issue 9, Page 1283-1295, September 2021., 2021
Macroecological relationships provide insights into rules that govern ecological systems. Bergmann's rule posits that members of the same clade are larger at colder temperatures. Whether temperature drives this relationship is debated because several other potential drivers covary with temperature.
Max D. Campbell   +33 more
wiley   +1 more source

Reverse diel vertical movements of oceanic manta rays off the northern coast of Peru and implications for conservation

open access: yesEcological Solutions and Evidence, Volume 2, Issue 1, January–March 2021., 2021
Manta photo supplied by Stephanie Venables Recovered satellite tags revealed fine‐scale reverse diel vertical movements of oceanic manta rays in the coastal and highly stratified waters of northern Peru. Movements appeared to be driven by a strategy of foraging and thermal recovery.
Samantha Andrzejaczek   +6 more
wiley   +1 more source

Habitat light sets the boundaries for the rapid evolution of cichlid fish vision, while sexual selection can tune it within those limits

open access: yesMolecular Ecology, Volume 29, Issue 8, Page 1476-1493, April 2020., 2020
Abstract Cichlid fishes' famous diversity in body coloration is accompanied by a highly diverse and complex visual system. Although cichlids possess an unusually high number of seven cone opsin genes, they express only a subset of these during their ontogeny, accounting for their astonishing interspecific variation in visual sensitivities. Much of this
Ralph F. Schneider   +3 more
wiley   +1 more source

Abundance and instantaneous transport of Petrolisthes armatus (Gibbes, 1850) planktonic larvae in the Catuama inlet, Northeast Brazil

open access: yesAnais da Academia Brasileira de Ciências, 2012
The influence of tidal and diel changes on the exchange of Petrolisthes armatus planktonic larvae was studied at the Catuama inlet, which represents an intermediate system of marine and estuarine environments in the Northeast Brazil.
Mauro de Melo Júnior   +3 more
doaj   +1 more source

Zooplancton en áreas de cultivo de Argopecten purpuratus “concha de abanico” en Piura, Perú

open access: yesManglar
Se determinaron las especies de zooplancton presentes en áreas de cultivo de Argopecten purpuratus “concha de abanico” Vichayo, Sechura, Piura; se relacionaron los parámetros físicos y químicos con la composición del zooplancton; la unidad muestral fue ...
Gean Paul Rufino Chiroque   +1 more
doaj   +1 more source

Alimentação de alevinos de peixe-rei (Odontesthes bonariensis) com dietas naturais e artificiais Feeding pejerrey (Odontesthes bonariensis) fingerlings with natural and artificial diets

open access: yesCiência Rural, 2004
Neste trabalho, avaliou-se a resposta de alevinos de peixe-rei a diferentes tipos de alimentação, sendo os animais distribuídos num experimento com três tratamentos e quatro repetições, completamente ao acaso.
Sérgio Renato Noguez Piedras   +1 more
doaj   +1 more source

Fatores que determinam a diversidade de zooplâncton em lagoas rasas de Savana Neo-Tropical [PDF]

open access: yes, 2017
O zooplâncton é uma comunidade importante nos ecossistemas aquáticos por ser o elo entre os produtores primários e os consumidores secundários, além de desempenharem um papel fundamental no ciclo de materiais orgânicos.
Fonseca, Claudia Padovesi   +1 more
core   +1 more source

Efeito das variáveis abióticas e do fitoplâncton sobre a comunidade zooplanctônica em um reservatório do Nordeste brasileiro Abiotic variables and phytoplankton effects on zooplanktonic community from a reservoir in northeast Brazil

open access: yesIheringia: Série Zoologia, 2009
O zooplâncton do reservatório de Mundaú, Pernambuco, nordeste do Brasil foi estudado quanto a variabilidade temporal (entre os horários e períodos seco chuvoso) e espacial (nas regiões pelágica e litorânea em diferentes profundidades) correlacionando-as ...
Ênio W. Dantas   +4 more
doaj   +1 more source

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