Results 21 to 30 of about 7,766,436 (163)

Restoration of the Long-spined Sea Urchin, Diadema antillarum, to Caribbean Coral Reefs [PDF]

open access: yes, 2019
Coral reefs are among the most valuable and threatened ecosystems on Earth. Lower species diversity, and subsequently reduced resilience, make Caribbean reefs especially vulnerable to anthropogenic stressors. Overfishing and disease have reduced Caribbean herbivore abundances and their associated compensatory dynamics, leading to a 53% decrease in ...
Bodmer, Max David Vincent
openaire   +2 more sources

Structure and function of sea urchin neuropeptides [PDF]

open access: yes, 2010
PhDThe subject of this thesis is the identification and functional characterization of sea urchin neuropeptides. Neuropeptides are important mediators of neural signalling in all known animals with a nervous system, including bilaterians, ctenophorans ...
Rowe, Matthew Lyndon
core   +4 more sources

Sea urchin utilisation in Eastern Indonesia

open access: yesIlmu Kelautan, 2023
Sea urchins have long been an important component of gleaning invertebrate fisheries and are valued for their highly nutritious gonads. Sea urchin fisheries are often unreported and unregulated, despite increasing indications of overexploitation. Data on
Hartati Tamti   +6 more
doaj   +1 more source

Emergence of the subtropical sea urchin Centrostephanus rodgersii as a threat to kelp forest ecosystems in northern New Zealand

open access: yesFrontiers in Marine Science, 2023
Marine protected areas have long been proposed as a key tool to restore lost food web interactions and increase the resilience of ecosystems to climate change impacts. However, a changing climate can result in the arrival of new species or differentially
Celia A. Balemi, Nick T. Shears
doaj   +1 more source

The last observation of the long-spined exotic Sea Urchin (Diadema setosum) in the Gulf of Antalya

open access: yesActa Aquatica: Aquatic Sciences Journal, 2023
Diadema setosum, a Red Sea migrant, was first identified on the shores of the Kaş Peninsula in the Mediterranean. Approximately a year after this observation, the same species was reported for the second time from Konyaaltı Beach in Antalya Bay. This sea urchin rapidly multiplied and expanded its distribution along the coasts of the Mediterranean and
Mehmet Gokoglu   +3 more
openaire   +1 more source

Gaining a (tube) foothold – trends and status following two decades of the long-spined echinoid Diadema setosum (Leske, 1778) invasion to the Mediterranean Sea

open access: yesFrontiers in Marine Science, 2023
The Eastern Mediterranean Sea is an exceptional habitat. Its relative isolation and distinct characteristics create a unique ecosystem recognized as a marine biodiversity hot spot, where one-fifth of the species are endemic.
Rotem Zirler   +17 more
doaj   +1 more source

Can sea urchins beat the heat? Sea urchins, thermal tolerance and climate change [PDF]

open access: yesPeerJ, 2015
The massive die-off of the long-spined sea urchin, Diadema antillarum, a significant reef grazer, in the mid 1980s was followed by phase shifts from coral dominated to macroalgae dominated reefs in the Caribbean.
Elizabeth Sherman
doaj   +2 more sources

Mortality associated with ingestion of sea urchins in loggerhead sea turtles (Caretta caretta): A case series.

open access: yesPLoS ONE, 2019
AimsThe aims of this study were: a) to describe the pathological and laboratory findings in a case series of stranding and mortality associated with ingestion of large amounts of sea urchins in loggerhead turtles (Caretta caretta), and b) to alert ...
Alicia Inurria   +5 more
doaj   +1 more source

SOME FİSH SPECİES SHOWİNG COMMENSALİSM TRAİTS WİTH LONG-SPİNED SEA URCHİN (Diadema setosum Leske, 1778) İN GULF OF ANTALYA [PDF]

open access: yes, 2022
This research was carried out with a rocky (Cliffs: 36°53'3.13"N; 30°41'49.78"E) stony and gravelly bottom (Konyaaltı beach: 36°53'0.07"N; 30°4043.36"E) in two different regions of Gulf of Antalya.
ÇAĞILTAY, Ferhat   +3 more
core   +2 more sources

On the fourth Diadema species (Diadema-sp) from Japan. [PDF]

open access: yesPLoS ONE, 2014
Four long-spined sea urchin species in the genus Diadema are known to occur around the Japanese Archipelago. Three species (D. savignyi, D. setosum, and D. paucispinum) are widely distributed in the Indo-Pacific Ocean.
Seinen Chow   +6 more
doaj   +1 more source

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