Results 111 to 120 of about 32,434 (271)

A pH Dependant Switch in DHP Oxidation Mechanism [PDF]

open access: yes, 2017
Dehaloperoxidase (DHP) is a multifunctional enzyme found in Amphitrite ornata, a sediment-dwelling marine worm. This enzyme possess the structure of a traditional hemoglobin enzyme and serves as the primary oxygen carrier in A.
Fehr, Travis
core   +1 more source

Diets of shags Phalacrocorax aristotelis and cormorants P. carbo in Norway and possible implications for gadoid stock recruitment [PDF]

open access: yes, 1990
The diets of shags and cormorants were studied in Norway through analyses of regurgitated pellets. Although this method has many limitations, indications were that both species rely heavily on small gadoids (Gadidae) and sand eels (Ammodytidae) for food ...
Barrett, R. T.   +3 more
core   +1 more source

Impacts of diffuse pressure complexes complicate conservation and management of benthic marine habitats

open access: yesJournal of Applied Ecology, Volume 63, Issue 1, January 2026.
Our results suggest that pressures in marine ecosystems often arise from numerous seemingly minor activities that collectively contribute to substantial habitat degradation. They underscore the urgent need to develop more targeted, local management measures that address detrimental small‐scale activities.
Elina A. Virtanen   +7 more
wiley   +1 more source

Sequencing Ultraconserved Elements (UCEs) for Marine Population Genomics: A Proof‐of‐Concept Using a Deep‐Sea Mussel Species

open access: yesEvolutionary Applications, Volume 19, Issue 1, January 2026.
ABSTRACT Ultraconserved elements (UCEs) have emerged as a powerful tool for resolving deep evolutionary relationships due to their low DNA quality requirements and broad taxonomic applicability. While their utility for intraspecific and shallow‐divergence studies is growing, only a few studies have explored their performance in marine taxa, some of ...
Yi‐Xuan Li   +6 more
wiley   +1 more source

Influence of bioturbation by the polychaete Nereis diversicolor on the structure of bacterial communities in oil contaminated coastal sediments [PDF]

open access: yes, 2007
Patterns of change in the structure of bacterial communities monitored by ribosomal intergenic spacer analysis (RISA) in oil contaminated sediments inhabited or not by the marine polychaete Nereis diversicolor were studied during 45 days under laboratory
Acquaviva, Monique   +6 more
core   +5 more sources

Testing biodegradable interventions to disrupt plant–animal feedbacks and promote seagrass establishment

open access: yesRestoration Ecology, Volume 34, Issue 1, January 2026.
Biogeochemical and physical feedbacks are well known to prevent ecosystem recovery even after initial disturbance factors are mitigated. However, multi‐trophic interactions that may maintain disturbed areas have received less attention, despite their potential importance in mediating restoration success. In this study, we surveyed stingray feeding pits
Beatriz Marin‐Diaz   +4 more
wiley   +1 more source

Does the invasive plant Elymus athericus modify fish diet in tidal salt marshes? [PDF]

open access: yes, 2005
The invasion of Mont-Saint-Michel Bay salt marshes (France) by a grass species (Elymus athericus) has led to important changes in vegetation cover, which is likely to modify the habitat for many invertebrates.
Feunteun, Eric   +7 more
core   +2 more sources

High-resolution vision in pelagic polychaetes [PDF]

open access: yesCurrent Biology
High-resolution object vision - the ability to separate, classify, and interact with specific objects in the environment against the visual background - has only been conclusively shown to have evolved in three of the thirty-five animal phyla: chordates, arthropods, and mollusks (cephalopods)1.
Bok, Michael J.   +2 more
openaire   +3 more sources

Studies on environmental resistomes in polychaete gut microbiome from polluted estuaries

open access: yesFrontiers in Marine Science
IntroductionAntimicrobial resistance (AMR) is a growing public health concern, and understanding the processes driving its growth is crucial.MethodologyThe study investigates the link between heavy metal/biocide (BMRGs) and antibiotic resistance genes ...
Mirunalini Ganesan   +7 more
doaj   +1 more source

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