Results 11 to 20 of about 2,376 (198)

Medusae, siphonophores and ctenophores of the Magellan Region

open access: yesScientia Marina, 1999
Medusae, siphonophores and ctenophores were conspicuous and relatively abundant organisms in the Magellan Straits, Beagle Channel and adjacent waters during the Victor Hensen campaign in 1994.
Francesc Pagès, Covadonga Orejas
doaj   +5 more sources

The Romantic Discovery of Radiolaria in the Ocean. [PDF]

open access: yesJ Eukaryot Microbiol
ABSTRACT Radiolaria are unicellular marine organisms (protists) that have been drifting in oceanic plankton for hundreds of millions of years. These mineral architects can build extraordinarily complex skeletons, which fascinated and puzzled naturalists observing water samples through rudimentary microscopes.
Decelle J.
europepmc   +2 more sources

Distribution of siphonophores in the Northwest Pacific Ocean and links to environmental conditions

open access: yesFrontiers in Marine Science, 2023
Despite their abundance in marine ecosystems, studies on siphonophores are limited. In this study, 26 species of siphonophores in the Northwest Pacific Ocean were identified during multiple cruises of the R/V ISABU from 2018–2020, and various factors ...
Nayeon Park   +5 more
doaj   +1 more source

Eight New Records of Siphonophores (Cnidaria: Hydrozoa) in Korean Waters

open access: yesDiversity, 2022
Taxonomical research on siphonophores is lacking despite their high biodiversity. We collected siphonophores in Jeju and the southern coasts of Korea and conducted morphological redescriptions using multi-focus stacked digital images.
Nayeon Park, Wonchoel Lee
doaj   +1 more source

New records of mesopelagic siphonophores (Cnidaria, Hydrozoa) from the Colombian Caribbean collected during offshore exploration cruises [PDF]

open access: yesCheck List, 2023
Five species of siphonophores are newly recorded in the Colombian Caribbean Sea: the physonects Athorybia rosacea (Forsskål, 1775), Nanomia bijuga (Delle Chiaje, 1844), and Agalma okenii Eschscholtz, 1825 and the calycophores Amphicaryon ...
Cristina Cedeño-Posso   +1 more
doaj   +3 more sources

Clinical Presentation and Pathological Effects of a Hydrozoan Bloom on Farmed Atlantic Salmon. [PDF]

open access: yesJ Fish Dis
ABSTRACT Largely unpredictable, gelatinous plankton blooms are a growing concern for the ever‐expanding mariculture industry. Recently, a bloom of a colonial hydrozoan known as Apolemia sp. was detected via a citizen‐science initiative, Nye.dugnadforhavet.no, in mid‐Norway in July 2023.
Madaro A   +5 more
europepmc   +2 more sources

The planktonic food web in the Gulf of Naples based on the analysis of carbon and nitrogen stable isotope ratios

open access: yesMarine Ecology, EarlyView., 2023
Abstract Plankton play a key role in marine food webs by producing and transferring organic matter and energy to higher trophic levels. To define the trophic structure and interactions within the planktonic communities in the Gulf of Naples, we determined carbon and nitrogen stable isotope ratios in particulate organic matter (POM, <20 μm ...
Louise Merquiol   +2 more
wiley   +1 more source

Global diversity and review of Siphonophorae (Cnidaria: Hydrozoa). [PDF]

open access: yesPLoS ONE, 2014
In this review the history of discovery of siphonophores, from the first formal description by Carl Linnaeus in 1785 to the present, is summarized, and species richness together with a summary of world-wide distribution of this pelagic group within the ...
Gillian M Mapstone
doaj   +1 more source

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

open access: yesJ Fish Biol
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.
Afonso GVF   +3 more
europepmc   +2 more sources

Dendrogramma is a siphonophore [PDF]

open access: yesCurrent Biology, 2016
Dendrogramma was the iconic deep-sea animal of 2014, voted among the top-ten new species described that year [1]. The two species described are mushroom shaped animals, diploblastic, with an apparent gastrovascular system that extends from the base of the stalk to bifurcating canals that radiate through the flat disc [2].
Timothy D, O'Hara   +5 more
openaire   +2 more sources

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