Results 21 to 30 of about 72,979 (239)

Effects of harvesting methods on sustainability of a bay scallop fishery: dredging uproots seagrass and displaces recruits [PDF]

open access: yes, 2005
Fishing is widely recognized to have profound effects on estuarine and marine ecosystems (Hammer and Jansson, 1993; Dayton et al., 1995). Intense commercial and recreational harvest of valuable species can result in population collapses of target and ...
Bishop, Melanie J.   +3 more
core   +3 more sources

Tracking Nitrogen Source Using δ15N Reveals Human and Agricultural Drivers of Seagrass Degradation across the British Isles

open access: yesFrontiers in Plant Science, 2018
Excess nutrients shift the ecological balance of coastal ecosystems, and this eutrophication is an increasing problem across the globe. Nutrient levels may be routinely measured, but monitoring rarely attempts to determine the source of these nutrients ...
Benjamin L. Jones   +5 more
doaj   +1 more source

The Seasonal Change Detection of Seagrass Extent using Google Earth Engine [PDF]

open access: yesBIO Web of Conferences
Seagrass ecosystems in eastern Indonesia play a crucial role in blue carbon storage, slowing climate change by absorbing and storing carbon in their sediments for decades.
Selamat Muhammad Banda   +5 more
doaj   +1 more source

Habitat connectivity in coastal environments: patterns and movements of Caribbean coral reef fishes with emphasis on Bluestriped Grunt, Haemulon sciurus [PDF]

open access: yes, 2003
Habitat connectivity within tropical marine seascapes may be greatly dependent on the movement of large organisms, particularly fishes. Using visual and trap sampling within two small bays in Virgin Islands National Park/Biosphere Reserve, St. John, U.S.
Beets, J.   +3 more
core   +2 more sources

Habitat connectivity in reef fish communities and marine reserve design in Old Providence-Santa Catalina, Colombia [PDF]

open access: yes, 2003
On the insular platform of Old Providence/Santa Catalina, Colombia, we compared nearshore lagoonal patch reefs to those on the northern bank distant from the islands to determine the importance of habitat connectivity to fish community structure ...
Appeldoorn, R.S.   +4 more
core   +2 more sources

Stress Memory in Seagrasses: First Insight Into the Effects of Thermal Priming and the Role of Epigenetic Modifications

open access: yesFrontiers in Plant Science, 2020
While thermal priming and the relative role of epigenetic modifications have been widely studied in terrestrial plants, their roles remain unexplored in seagrasses so far.
Hung Manh Nguyen   +6 more
doaj   +1 more source

THE RELATIONSHIP BETWEEN SEAGRASS Thalassia hemprichii PERCENTAGE COVER AND THEIR BIOMASS

open access: yesJurnal Ilmu Kelautan Spermonde, 2020
Seagrass has many functions and values, including as carbon sink. However, to estimate carbon in seagrass, it involves seagrass biomass harvesting which is laborious, costly, and destructive. This study aimed to find out the relationship between seagrass
Andi Mallombasi   +2 more
doaj   +1 more source

Short-term growth and biomechanical responses of the temperate seagrass Cymodocea nodosa to CO2 enrichment [PDF]

open access: yes, 2017
Seagrasses are often regarded as climate change 'winners' because they exhibit higher rates of photosynthesis, carbon fixation and growth when exposed to increasing levels of ocean acidification.
de los Santos, Carmen B.   +2 more
core   +2 more sources

Using Artificial Seagrass for Promoting Positive Feedback Mechanisms in Seagrass Restoration

open access: yesFrontiers in Marine Science, 2021
Worldwide, seagrass meadows are under threat. Consequently, there is a strong need for seagrass restoration to guarantee the provision of related ecosystem services such as nutrient cycling, carbon sequestration and habitat provision.
Jana Carus   +7 more
doaj   +1 more source

Functionally Rich Fish Assemblages Support Greater Rates of Multiple Ecological Functions in Seagrass Meadows [PDF]

open access: yesEcol Evol
We show that the functional diversity of fishes promotes multifunctionality in seagrass meadows. We found that there was consistency in the seascape context and connectivity variables that structured the rate and distribution of different components of functioning and the functional diversity of fish in seagrass meadows.
James A   +5 more
europepmc   +2 more sources

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