Results 61 to 70 of about 4,668 (201)

A New Varunid Subfamily (Decapoda, Brachyura, Grapsoidea, Varunidae) for Crabs From European and West African Waters, With the Description of Two New Genera and Two New Species

open access: yesEcology and Evolution, Volume 15, Issue 7, July 2025.
Morphological and DNA sequencing studies of Varunidae specimens, previously considered to belong to the genus Asthenognathus, from eastern Atlantic waters have allowed the description of two new genera and two new species. From a molecular point of view, it is shown that they belong to a new subfamily, distinct from Asthenognathinae and that there are ...
Isabel Muñoz   +2 more
wiley   +1 more source

Systematics, biology, ecology And zoogeography of holothurians: Ecology of commercially important Holothurians of India [PDF]

open access: yes, 1994
A knowledge of the ecology of holothurians is important for proper exploitation of the resource. Species like Holothuria (Metriatyla) scabra, Holothuria (Thelothuria) spinifera are distributed on sandy beds with algae in shallow waters.
James, D B
core  

Effect of Marine‐Derived Scallop Peptide Hydrolysate on Immune Modulation and Gut Microbiota Restoration in Cyclophosphamide‐Induced Immunosuppressed Mice

open access: yesFood Science &Nutrition, Volume 13, Issue 7, July 2025.
Cyclophosphamide (CTX), a chemotherapy agent, can impair immune responses and disrupt gut microbiota, leading to dysbiosis and inflammation. This study evaluated the effects of scallop peptide hydrolysate (SCH) on immune suppression and gut microbiota in BALB/c mice treated with CTX.
Muhammad Ilyas   +11 more
wiley   +1 more source

A Quorum-Sensing Inhibitor Strain of Vibrio alginolyticus Blocks Qs-Controlled Phenotypes in Chromobacterium violaceum and Pseudomonas aeruginosa

open access: yesMarine Drugs, 2019
The cell density-dependent mechanism, quorum sensing (QS), regulates the expression of virulence factors. Its inhibition has been proposed as a promising new strategy to prevent bacterial pathogenicity.
José Carlos Reina   +3 more
doaj   +1 more source

Geo-Biological Investigations on Azooxanthellate Cold-Water Coral Reefs on the Carbonate Mounds Along the Celtic Continental Slope [PDF]

open access: yes, 2004
Northeast Atlantic 2004 Cruise No.
Bannert, Bernhard   +27 more
core  

A Rare British Holothurian [PDF]

open access: yesNature, 1884
OF the six species of Holothurians with shield-shaped tentacles (the Aspidochirotae) that are known to occur on the shores of the North Atlantic Ocean, two—H. obscura and H. agglututinata—were so shortly described by Le Sueur as to be still, strange to American naturalists; no definite statement as to the presence of a true, that is, aspidochirote ...
openaire   +1 more source

Macrofaunal contributions to benthic nutrient fluxes revealed by radium disequilibrium

open access: yesLimnology and Oceanography, Volume 70, Issue 5, Page 1345-1358, May 2025.
Abstract The benthic flux of nutrients underpins marine food webs, influences conditions for life in the oceans, and contributes to climatic feedback. Estimates of these fluxes' contributions to macro‐ and micronutrient cycles are, however, highly variable, generating significant uncertainty in biogeochemical models.
Isabelle J. Cooper   +2 more
wiley   +1 more source

Holothurian toxin as a poison to eradicate undesirable organisms from fish farms [PDF]

open access: yes, 1986
Eradication of predators and undesirable organisms from fish ponds and farms is an important operatipn in any culture practice. Hitherto various chemicals and extracts from plants are being used for this purpose.
James, D B
core  

Deep‐sea food‐web structure at South Sandwich Islands (Southern Ocean): net primary production as a main driver for interannual changes

open access: yesEcography, Volume 2025, Issue 5, May 2025.
Food‐webs are a major component of ecosystems and determinant for their functioning and structure. The food chain length (FCL) is a key feature of food‐webs and it is crucial for the resistance of the community to external stressors. The Southern Ocean (SO) food‐web is known for being short and dominated by an Antarctic krill Euphausia superba surplus,
José P. Queirós   +5 more
wiley   +1 more source

Holothurian sclerites of Carnian strata in the Mežica area, Slovenia

open access: yesGeologija, 2009
The paper presents holothurian sclerites from the 2nd clastic horizon of the “Raibl Beds” in the Mežica area. Thefauna is dominated by genus Theelia, represented by T. immisorbicula Mostler, T. planorbicula Mostler and T.
Bogdan Jurkovšek, Tea Kolar-Jurkovšek
doaj  

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