Results 151 to 160 of about 1,420,649 (295)

Relative abundance and size composition of subtidal abalone, Haliotis spp., sea urchin, Strongylocentrotus spp., and abundance of sea stars off Fitzgerald marine reserve, September 1993 [PDF]

open access: yes, 1997
Data were collected at twenty-six dive stations at seven discrete latitudes along Fitzgerald Marine Reserve (FMR). Dive stations were targeted at three stratified depth zones: shallow (6.1 m), medium (10.7 m), and deep (16.8 m) in six of the seven ...
Geibel, John J.   +2 more
core  

Evaluating and Advancing the Use of Shore‐Based Observers for Scientific Sampling and Catch Verification in High‐Volume Fisheries

open access: yesFisheries Management and Ecology, Volume 33, Issue 3, Page 612-629, June 2026.
ABSTRACT Shore‐based observers are increasingly being used in place of at‐sea observers to monitor and sample commercial fisheries catch. However, few evaluations assess whether these programs meet their stated goals or how to optimize them, and industry data are rarely tested for accuracy despite serving as the foundation for catch accounting. Using a
Christian Gredzens   +2 more
wiley   +1 more source

Into the Wild: Farm‐Derived Energy and Nutrients Enter Marine Food Webs With Carrying Capacity Implications for Aquaculture Management

open access: yesReviews in Aquaculture, Volume 18, Issue 3, June 2026.
ABSTRACT Marine aquaculture is expanding globally, yet its interactions with surrounding ecosystems remain complex and insufficiently understood. This study reviews the fluxes of energy and nutrients from three major aquaculture systems: finfish cages, suspended bivalves, and seaweed farms and considers their implications for ecosystem functioning and ...
Myriam D. Callier   +11 more
wiley   +1 more source

Sea cucumber and sea urchin resources [PDF]

open access: yes, 1983
The Andaman and Nicobar Islands offer one of the most suitable habitats for sea cucumbers and sea urchins due to the presence of sheltered bays and lagoons.
James, D B
core  

Prenucleation Species Dictate Foreign Ion Incorporation in the Biomineral Precursor Amorphous Calcium Carbonate

open access: yesAdvanced Functional Materials, Volume 36, Issue 36, 4 May 2026.
ACC forms via aggregating prenucleation clusters that gatekeep its chemical composition. Ion identity steers the path: Ba and Sr substitute Ca in clusters, thereby inhibiting nucleation, with a dose‐dependent switch of Sr to induction. Mg partitions into Mg‐rich and Mg‐poor clusters; the latter form ACC, expelling Mg.
Qianyu Zhao   +9 more
wiley   +1 more source

Mesopelagic Fish as a Promising New Source of Omega‐3 Fatty Acids in Comparison With Australian Commercial Seafood

open access: yesJournal of the American Oil Chemists' Society, Volume 103, Issue 5, Page 489-494, May 2026.
ABSTRACT Global dietary guidelines consistently recommend regular seafood consumption to support adequate omega‐3 long‐chain (≥ C20) polyunsaturated fatty acid (n‐3 LC‐PUFA) intake. Most international health authorities advise two servings of seafood per week, including at least one serve of oily fish, to achieve approximately 500 mg/day of combined ...
Bowen Zhang   +3 more
wiley   +1 more source

Dangerous creatures of the Maltese sea : injuries and treatment : part 2 [PDF]

open access: yes, 2012
This is the second of a two-part article intended to give information about different organisms which inhabit the Maltese sea and which are potentially harmful.
Sammut, David James
core   +1 more source

Multiple Longitudinal Tracts in the Cephalopod Arm Sensorimotor System

open access: yesJournal of Comparative Neurology, Volume 534, Issue 5, May 2026.
Octopuses have a rich behavioral repertoire, coordinating complex movements along the length of an arm. The neural circuits controlling these behaviors are poorly understood. We employ tract‐tracing to investigate longitudinal tracts in the octopus arm.
Cassady S. Olson, Clifton W. Ragsdale
wiley   +1 more source

2D to 3D: Exploring Variation of Niche Dimensionality Across Consumers in a Coastal Arctic Ecosystem and Implications on Interpretation

open access: yesEcology and Evolution, Volume 16, Issue 5, May 2026.
We compared the traditional two‐dimensional (2D: δ13C and δ15N) isotopic niches with a three‐dimensional (3D: δ13C, δ15N, and δ34S) framework to evaluate changes in niche size and overlap. Overall, invertebrates and benthic‐associated species showed greater changes in niche size and reduced overlap using the 3D approach.
Paloma C. Carvalho   +13 more
wiley   +1 more source

Functional Morphology of the Oral Jaws and Dentition Across Diverse Diets and Ontogeny in Prickleback Fishes (Stichaeidae)

open access: yesJournal of Morphology, Volume 287, Issue 5, May 2026.
Prickleback fishes (Stichaeidae) feed upon diverse diets, spanning carnivory (orange), omnivory (blue), and herbivory (green). We used microCT scanning to explore the functional morphology of the oral jaws and dentition across species and ontogeny. Focal species vary by morphotype and have divergent scaling patterns across diets.
R. C. Hoover   +4 more
wiley   +1 more source

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