Results 61 to 70 of about 1,519 (159)

Palaeoscolecids from the early Cambrian Guanshan biota, Yunnan Province, China

open access: yesPapers in Palaeontology, Volume 12, Issue 1, January/February 2026.
Abstract Palaeoscolecidomorphs (Palaeoscolecida and Cricocosmiidae) are widespread early Palaeozoic worms crucial to understanding the early evolution of Ecdysozoa. They are well known from the early–middle Cambrian of the Yangtze Platform of South China, but research has disproportionately focused on the well‐known Cambrian Stage 3 Chengjiang biota of
Xiaomei Shi   +3 more
wiley   +1 more source

Using stable isotopes to describe the trophic structure of gelatinous zooplankton across the deep pelagic

open access: yesLimnology and Oceanography, Volume 70, Issue 12, Page 3634-3649, December 2025.
Abstract Although gelatinous zooplankton are key members of marine ecosystems and food webs, their trophic ecology is poorly described across the deep pelagic. We used stable carbon (bulk tissue) and nitrogen (bulk tissue and amino acid) isotope analysis to estimate the trophic positions (TPs) of abundant gelatinous zooplankton (chaetognaths ...
Julia M. Chavarry   +3 more
wiley   +1 more source

Comparative feeding behavior of planktonic ctenophores [PDF]

open access: yesIntegrative and Comparative Biology, 2007
The phylum Ctenophora (known as comb jellies) consists of gelatinous marine carnivores found from the surface to several thousand meters depth. Their morphology can be simple or complex, ranging from a sac-like shape with no tentacles to large lobed forms with sinuous "auricles," papillae, and two different kinds of tentacles. This diversity appears to
openaire   +2 more sources

Associations between fishes (Actinopterygii: Teleostei) and anthozoans (Anthozoa: Hexacorallia) in epipelagic waters based on in situ records

open access: yesJournal of Fish Biology, Volume 107, Issue 6, Page 2166-2172, December 2025.
Abstract We formally describe the association of fishes and anthozoans in epipelagic waters, extending this relationship to beyond the benthos. In situ observations and photographs of Aluterus schoepfii, Ariomma regulus, Caranx cf. latus and Brama spp.
Gabriel V. F. Afonso   +3 more
wiley   +1 more source

Characterisation of large zooplankton sampled with two different gears during midwinter in Rijpfjorden, Svalbard

open access: yesPolish Polar Research, 2017
During a midwinter cruise north of 80°N to Rijpfjorden, Svalbard, the composition and vertical distribution of the zooplankton community were studied using two different samplers 1) a vertically hauled multiple plankton sampler (MPS; mouth area 0.25 m2 ...
Błachowiak-Samołyk Katarzyna   +6 more
doaj   +1 more source

Planktonic larval stages—an adaptation to lower predation rates in the pelagic environment?

open access: yesLimnology and Oceanography, Volume 70, Issue 11, Page 3417-3430, November 2025.
Abstract A majority of marine benthic macroinvertebrate and fish species have planktonic larval stages that disperse in the water column from days to months. However, the adaptive significance of pelagic larvae, and whether predation is higher in the pelagic or the benthic environment, is still debated, partly due to a lack of studies assessing larval ...
Per‐Olav Moksnes   +3 more
wiley   +1 more source

Sponges, Cnidarians, and Ctenophores

open access: yes, 2001
research
Debrenne, Françoise   +5 more
openaire   +3 more sources

Winter Diets of Pacific Salmon in the North Pacific

open access: yesFisheries Oceanography, Volume 34, Issue 6, Page 118-138, November 2025.
ABSTRACT The winter feeding ecology of Pacific salmon and Steelhead trout in the North Pacific Ocean was investigated, with a focus on species‐specific diets and interannual and spatial variability in diet composition. We used results from the 2022 International Year of the Salmon Pan‐Pacific Expedition to examine diet composition across the North ...
Jackie King   +6 more
wiley   +1 more source

Predation Strategies of the Portuguese Man‐of‐War Physalia physalis

open access: yesMarine Ecology, Volume 46, Issue 6, November/December 2025.
ABSTRACT The Portuguese man‐of‐war Physalia physalis is widely known for causing poisoning on human beings. Physalia physalis is mostly described as a predator of fish eggs and larvae. Here, we report for the first time that large fish can also be preyed by P. physalis.
Jorge L. S. Nunes   +8 more
wiley   +1 more source

Ctenophores [PDF]

open access: yesCurrent Biology, 2008
Pang, Kevin, Martindale, Mark Q.
openaire   +2 more sources

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