Results 21 to 30 of about 1,420,649 (295)

Odor-active compounds from the gonads of Mesocentrotus nudus sea urchins fed Saccharina japonica kelp.

open access: yesPLoS ONE, 2020
Gonad size, color, texture and taste of Mesocentrotus nudus sea urchins collected from a barren can be improved by a short-term cage culture while being fed fresh Saccharina japonica kelp during May-July. We investigated the effect of S. japonica feeding
Satomi Takagi   +4 more
doaj   +2 more sources

High-Throughput Sequencing Analysis Revealed a Preference for Animal-Based Food in Purple Sea Urchins [PDF]

open access: yesBiology
Sea urchins play an important role in marine ecosystems. Owing to limitations in previous research methods, there has been insufficient understanding of the food sources and ecological functional value of purple sea urchins, leading to considerable ...
Zerui Liu   +4 more
doaj   +2 more sources

Spotting disease disrupts the microbiome of infected purple sea urchins, Strongylocentrotus purpuratus [PDF]

open access: yesBMC Microbiology
Background Spotting disease infects a variety of sea urchin species across many different marine locations. The disease is characterized by discrete lesions on the body surface composed of discolored necrotic tissue that cause the loss of all surface ...
Chloe G. Shaw   +4 more
doaj   +2 more sources

Structural and Functional Variations of Enzymes Indicate Latitudinal Adaptations of Subarctic and Arctic Sea Urchins [PDF]

open access: yesEcology and Evolution
Rapid environmental changes in Arctic fjord systems due to global warming pose new challenges to benthic key species. Sea urchins of the genus Strongylocentrotus are the main grazers on habitat‐forming kelp and have significant influence on their ...
Marie Koch   +3 more
doaj   +2 more sources

High fitness areas drive the aggregation of the sea urchin Mesocentrotus nudus [PDF]

open access: yesPeerJ, 2022
Sea urchin aggregation is a common phenomenon in coastlines. However, it remains controversial whether sea urchins form resource aggregations or behavioral aggregations in a non-spawning season.
Yushi Yu   +3 more
doaj   +2 more sources

Sunflower sea star predation on urchins can facilitate kelp forest recovery

open access: yesProceedings of the Royal Society B, 2023
The recent collapse of predatory sunflower sea stars (Pycnopodia helianthoides) owing to sea star wasting disease (SSWD) is hypothesized to have contributed to proliferation of sea urchin barrens and losses of kelp forests on the North American west ...
A. Galloway   +8 more
semanticscholar   +1 more source

Comparative morpho‐physiological aspects and transcriptomics of the gonads from wild caught and enhanced green sea urchin (Strongylocentrotus droebachiensis)

open access: yesAquaculture, Fish and Fisheries, 2022
There is a growing interest in sea urchin roe enhancement around the world, but relatively little is known about the physical differences between enhanced and wild sea urchin roe and the causes of any differences.
I. Mathisen Sætra   +3 more
doaj   +1 more source

Alterations in sea urchin (Mesocentrotus nudus) microbiota and their potential contributions to host according to barren severity

open access: yesnpj Biofilms and Microbiomes, 2023
Sea urchins are biotic factors driving the decline of kelp forests in marine ecosystems. However, few studies have analyzed the microbiota of surviving sea urchins in barren regions with scarce diet resources.
Joon-Young Park   +4 more
doaj   +1 more source

Sea urchin granuloma [PDF]

open access: yesRevista do Instituto de Medicina Tropical de São Paulo, 2006
Injuries caused by venomous and poisonous aquatic animals may provoke important morbidity in humans. The phylum Echinoderma include more than 6000 species of starfish, sea urchins, sand dollars, and sea cucumbers some of which have been found responsible for injuries to humans. Initial injuries by sea urchins are associated with trauma and envenomation,
Rossetto, André Luiz   +2 more
openaire   +4 more sources

Distinct realized physiologies in green sea urchin (Strongylocentrotus droebachiensis) populations from barren and kelp habitats

open access: yesFACETS, 2022
Overgrazing of habitat-forming kelps by sea urchins is reshaping reef seascapes in many temperate regions. Loss of kelp, in particular as a food source, may alter individual consumer physiology, which in turn may impair their ability to respond to ...
Jasmin M. Schuster   +3 more
doaj   +1 more source

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