Results 31 to 40 of about 222 (154)

Nested Socio-Ecological Maps as a Spatial Planning Instrument for Estuary Conservation and Ecosystem-Based Management

open access: yesFrontiers in Marine Science, 2021
Estuaries are socio-ecological systems that can be represented as a holistic combination of biotic and abiotic conditions in spatially explicit units defined by: (i) the ecotope, as the integration of the physiotope (abiotic-homogeneous units) and the ...
Cristina Galván   +2 more
doaj   +1 more source

Twenty years of monitoring reveal overfishing of bony fish stocks in the coastal national park Banc d’Arguin, in Mauritania

open access: yesAquatic Conservation: Marine and Freshwater Ecosystems, Volume 33, Issue 8, Page 833-844, August 2023., 2023
Abstract Along Africa’s western coast, many local communities rely on the ocean for their livelihood. Over the last decades, introductions of new fishing techniques along with globalizing trade have strongly changed local fishing practices. The Parc National du Banc d’Arguin (PNBA) in Mauritania had for centuries been subjected to an artisanal, low ...
Sidi Yahya Cheikhna Lemrabott   +7 more
wiley   +1 more source

Meadow trophic status regulates the nitrogen filter function of tropical seagrasses in seasonally eutrophic coastal waters

open access: yesLimnology and Oceanography, Volume 68, Issue 8, Page 1906-1919, August 2023., 2023
Abstract The nutrient filter function is an important ecosystem service of seagrass meadows that mitigates the consequences of coastal eutrophication. In northeast Hainan in China, large seagrass areas were lost due to chronic eutrophication induced by untreated pond aquaculture effluents.
Esther Thomsen   +3 more
wiley   +1 more source

Eelgrass (Zostera spp.) associated phytomyxids are host‐specific congeneric parasites and predominant eukaryotes in the eelgrass rhizosphere on a global scale

open access: yesEnvironmental Microbiology, Volume 25, Issue 8, Page 1522-1537, August 2023., 2023
Abstract Together with increasing environmental and anthropogenic pressures, pathogenic diseases are one of the important factors contributing to the ongoing decline of seagrass meadows worldwide; yet the diversity and ecology of the microorganisms acknowledged as seagrass parasites remain critically understudied.
Viktorie Kolátková   +5 more
wiley   +1 more source

Seagrass Patch Complexity Affects Macroinfaunal Community Structure in Intertidal Areas: An In Situ Experiment Using Seagrass Mimics

open access: yesDiversity, 2021
Seagrasses, as key ecosystem engineers in coastal ecosystems, contribute to enhancing diversity in comparison with nearby bare areas. It has been proved mainly for epifauna, but data on infauna are still scarce.
Fernando G. Brun   +5 more
doaj   +1 more source

Going With the Flow? Relative Importance of Riverine Hydrologic Connectivity Versus Tidal Influence for Spatial Structure of Genetic Diversity and Relatedness in a Foundational Submersed Aquatic Plant. [PDF]

open access: yesEcol Evol
We assessed genotypic and genetic diversity in the submersed aquatic plant species Vallisneria americana in the Potomac River, USA, to understand how riverine hydrologic connectivity and tidal regime affected spatial genetic structure. We found striking differences in the structure of diversity, clonal growth, and relatedness in different tidal ...
Neel MC, Marsden BW, Engelhardt KAM.
europepmc   +2 more sources

Remote sensing in seagrass ecology: coupled dynamics between migratory herbivorous birds and intertidal meadows observed by satellite during four decades

open access: yesRemote Sensing in Ecology and Conservation, Volume 9, Issue 3, Page 420-433, June 2023., 2023
Trophic interactions in seagrass meadows have been rarely investigated over the long‐term and at the scale of a whole seagrass habitat. In this work, reciprocal links between an intertidal seagrass species, Zostera noltei, and an herbivorous bird feeding on this seagrass species, the migratory goose Branta bernicla bernicla, were investigated using an ...
Maria Laura Zoffoli   +8 more
wiley   +1 more source

Long‐term coastal macrobenthic Community Trajectory Analysis reveals habitat‐dependent stability patterns

open access: yesEcography, Volume 2023, Issue 6, June 2023., 2023
Long‐term monitoring programs are fundamental to detect changes in ecosystem health and understand ecological processes. In the current context of increasing anthropogenic threats on marine ecosystems, understanding the dynamics and response of communities becomes essential.
Chirine Toumi   +9 more
wiley   +1 more source

Value of coastal habitats to commercial fisheries in Jersey, English Channel, and the role of marine protected areas

open access: yesFisheries Management and Ecology, Volume 29, Issue 5, Page 734-744, October 2022., 2022
Abstract Fisheries are in decline worldwide, and Marine Protected Areas (MPAs) are being advocated as tools that can not only protect and restore biodiversity but also improve fisheries sustainability and protect fisher livelihoods. To understand the role of Marine Protected Areas (MPAs) in underpinning commercial fisheries, this study demonstrates the
Samantha R. Blampied   +4 more
wiley   +1 more source

Predicted regime shift in the seagrass ecosystem of the Gulf of Arguin driven by climate change

open access: yesGlobal Ecology and Conservation, 2021
The Banc d′Arguin is a marine ecosystem of global conservation significance, the largest bird sanctuary of western Africa, supported by one of the most extensive seagrass beds in the world composed by three seagrass species, two temperate near their ...
Rosa M. Chefaoui   +6 more
doaj   +1 more source

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