Results 11 to 20 of about 1,368,843 (281)

Phase-Shift Dynamics of Sea Urchin Overgrazing on Nutrified Reefs. [PDF]

open access: yesPLoS ONE, 2016
Shifts from productive kelp beds to impoverished sea urchin barrens occur globally and represent a wholesale change to the ecology of sub-tidal temperate reefs.
Nina Kriegisch   +3 more
doaj   +2 more sources

The influence of physical factors on kelp and sea urchin distribution in previously and still grazed areas in the NE Atlantic. [PDF]

open access: yesPLoS ONE, 2014
The spatial distribution of kelp (Laminaria hyperborea) and sea urchins (Strongylocentrotus droebachiensis) in the NE Atlantic are highly related to physical factors and to temporal changes in temperature. On a large scale, we identified borders for kelp
Eli Rinde   +6 more
doaj   +2 more sources

Behavioral responses across a mosaic of ecosystem states restructure a sea otter–urchin trophic cascade

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2021
Significance Ecological processes that enhance or dampen the likelihood of shifts between top-down (i.e., predator-driven) and bottom-up (i.e., resource-driven) forcing underpin community regulation, functioning, and stability.
Joshua G. Smith   +5 more
semanticscholar   +1 more source

Influence of Winter Storms on the Sea Urchin Pathogen Assemblages

open access: yesFrontiers in Marine Science, 2022
In recent years, recurrent sea urchin mass mortalities in the Canary Islands have been registered. These mortality-related events have decimated 93% of the eastern Atlantic populations of the barren-forming sea urchin Diadema africanum.
Camila Esperanza Salazar-Forero   +9 more
doaj   +1 more source

Trophic cascades induced by lobster fishing are not ubiquitous in southern California kelp forests. [PDF]

open access: yesPLoS ONE, 2012
Fishing can trigger trophic cascades that alter community structure and dynamics and thus modify ecosystem attributes. We combined ecological data of sea urchin and macroalgal abundance with fishery data of spiny lobster (Panulirus interruptus) landings ...
Carla M Guenther   +4 more
doaj   +1 more source

Seafood Choice and Consumption Behavior: Assessing the Willingness to Pay for an Edible Sea Urchin

open access: yesFoods, 2023
Consumers’ behavior towards sea urchin and preferences towards their origin certification and place of consumption may condition their market. In this context, the aim of this research was to elicit the preferences and perceptions of Italian sea urchin ...
Alessandro Petrontino   +7 more
doaj   +1 more source

Case study of Life Cycle Assessment and sustainable business model for sea urchin waste

open access: yesCleaner Environmental Systems, 2023
Climate change and the accumulation of waste are major challenges facing the world in the 21st century and have substantial impacts on the environment.
Federico Zilia   +4 more
doaj   +1 more source

Nutritional Value of Sea Urchin Roe (Strongylocentrotidae)—Study of Composition and Storage Conditions

open access: yesSeparations, 2021
Although the roe of sea urchins inhabiting the Far Eastern seas possesses many healing properties and may be used as a dietary product, a reduction and deterioration in its nutritional quality during storage occurs. Therefore, in order to make sea urchin
Victoria A. Matveeva   +5 more
doaj   +1 more source

Impact of Overfishing on Density and Test-Diameter Size of the Sea Urchin Tripneustes gratilla at Wakatobi Archipelago, South-Eastern Sulawesi, Indonesia

open access: yesIlmu Kelautan, 2020
Sea urchin Tripneustes gratilla is one of an economically important fisheries resource product for localities at Wakatobi archipelago. High demands for sea urchin gonad have intensified high fishing activity.
La Nane, Arfiani Rizki Paramata
doaj   +1 more source

SpBase: the sea urchin genome database and web site [PDF]

open access: yes, 2008
SpBase is a system of databases focused on the genomic information from sea urchins and related echinoderms. It is exposed to the public through a web site served with open source software (http://spbase.org/). The enterprise was undertaken to provide an
A. Yuan   +24 more
core   +4 more sources

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