Results 91 to 100 of about 4,087 (254)

Disentangling the counteracting effects of water content and carbon mass on zooplankton growth [PDF]

open access: yes, 2016
Zooplankton vary widely in carbon percentage (carbon mass as a percentage of wet mass), but are often described as either gelatinous or non-gelatinous. Here we update datasets of carbon percentage and growth rate to investigate whether carbon percentage ...
Andersen   +12 more
core   +2 more sources

Horizontal and vertical distribution of mesozooplankton species richness and composition down to 2,300 m in the southwest Atlantic Ocean

open access: yesZoologia (Curitiba), 2014
We describe the species richness, distribution and composition of mesozooplankton over the continental shelf and slope, and in the water masses in the Campos Basin, southwest Atlantic Ocean. We analyzed the mesozooplankton from two oceanographic cruises (
Sérgio L.C. Bonecker   +6 more
doaj   +1 more source

On zooplankton of the coastal waters of Rio Grande Do Norte sampled from oil producing platform [PDF]

open access: yes, 1990
Lack of a comprehensive knowledge of zooplankton of the coastal waters of the northeast region of Brazil prompted the present study. Seasonal and diurnal collections were made from an oil producing platform located off Ouamari, Rio Grande do Norte, %azi!
Medeiros, G F   +4 more
core  

Apendicularias (Urochordata) y quetognatos (Chaetognatha) del Parque Nacional Isla del Coco, Costa Rica Appendicularians (Urochordata) and chaetognaths (Chaetognatha) of Isla del Coco National Park, Costa Rica

open access: yesRevista de Biología Tropical, 2012
Las apendicularias y quetognatos son miembros importantes del zooplancton pero poco estudiados en Costa Rica y no del todo en el Parque Nacional Isla del Coco, Pacífico tropical este.
Iván Castellanos-Osorio   +3 more
doaj  

No evidence for a culturable bacterial tetrodotoxin producer in Pleurobranchaea maculata (Gastropoda: Pleurobranchidae) and Stylochoplana sp. (Platyhelminthes: Polycladida) [PDF]

open access: yes, 2015
Tetrodotoxin (TTX) is a potent neurotoxin found in the tissues of many taxonomically diverse organisms. Its origin has been the topic of much debate, with suggestions including endogenous production, acquisition through diet, and symbiotic bacterial ...
Cary, S. Craig   +3 more
core   +3 more sources

Studies on chaetognaths off Ubatuba region, Brazil: II. Feeding habits

open access: yesBrazilian Journal of Oceanography, 1995
The diet of chaetognath species were studied by examining the gut contents of 9466 specimens collected off Ubatuba region, São Paulo State. The greatest proportion of chaetognaths (7119 individuals) showed their gut contents empty. Copepods, mollusc eggs,
Tsui Hua Liang, Luz Amélia Vega-Pérez
doaj   +1 more source

Diet of the minimal armhook squid (Berryteuthis anonychus) (Cephalopoda: Gonatidae) in the northeast Pacific during spring [PDF]

open access: yes, 2004
The stomach contents of the minimal armhook squid (Berryteuthis anonychus) were examined for 338 specimens captured in the northeast Pacific during May 1999.
Bower, John R.   +3 more
core   +1 more source

Taxonomic review of selected invertebrate groups collected during the Campaigns of the Prince Albert I of Monaco in the Azorean waters. [PDF]

open access: yes, 2005
In the late 19th and early 20th centuries Prince Albert I of Monaco promoted 13 cruises that sampled the Azorean waters. During those cruises a total of 2624 nominal marine species were reported in the area.
Cardigos, Frederico   +4 more
core  

Pteropoda, Cladocera, and Chaetognatha associations as hydrological indicators in the southern Brazilian Shelf Asociaciones de Pteropoda, Cladocera y Chaetognatha como indicadores hidrológicos de la plataforma del extremo sur de Brasil

open access: yesLatin American Journal of Aquatic Research, 2008
Associations of pteropod, cladoceran, and chaetognath species were analyzed for the southern coast of Brazil in order to present a biological diagnosis of the oceanographic conditions in winter and summer. The density data from the different species were
Charrid Resgalla Jr
doaj  

Proposal of a trophic relationship between Chaetognatha and Cnidaria based on Mitochondrial COI sequences [PDF]

open access: green, 2019
Danielle Caroline da Mota Melo   +3 more
openalex   +1 more source

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