Results 201 to 210 of about 3,260,677 (239)

Behavioural Diversity of Fishes: Concepts, Drivers and Its Role in Conservation and Management

open access: yesFish and Fisheries, EarlyView.
ABSTRACT Human activity has altered nearly all ecosystems on Earth, contributing to substantial biodiversity loss across taxonomic, genetic and functional dimensions, from the intraspecific to the ecosystem scale. Yet some components of biodiversity remain hidden or underappreciated, including behavioural diversity.
Marie Prchalová   +25 more
wiley   +1 more source

Structural insights into θ‐type carbonic anhydrases 3 and 4: Tuning the directionality of CO2 hydration in a diatom

open access: yesThe FEBS Journal, EarlyView.
θ‐CA3 from a marine diatom has an N‐terminal transmembrane helix and two homologous catalytic domains. The enzyme functions as a dimer, with active sites formed near the dimer interface. A bicarbonate ion binds on the symmetry axis of the dimer and forms hydrogen bonds with both monomers, thereby activating θ‐CA3 and tuning CO2 hydration activity ...
Hiroto Negoro   +5 more
wiley   +1 more source

Denning Phenology Mediates Sea-Ice Loss Impacts on Early Reproductive Success in Polar Bears. [PDF]

open access: yesGlob Chang Biol
Naciri M   +6 more
europepmc   +1 more source

Does Survey Angling CPUE Reflect Population Density of Northern Pike (Esox lucius) in Small Boreal Lakes?

open access: yesFisheries Management and Ecology, EarlyView.
ABSTRACT Knowing the relationship between catch per unit effort (CPUE) and population density is crucial for the management of recreational fisheries. We conducted standardized angling for pike in 16 lakes (3.4–22.1 ha) to test whether lure type, color, and pike density affect CPUE and the size of captured fish.
Aatu Turunen   +3 more
wiley   +1 more source

Residency and Space Use of Endangered Smoothhound Sharks (Mustelus mustelus) in Relation to Marine Protection and Demersal Longline Fishing Along South Africa's South Coast

open access: yesFisheries Management and Ecology, EarlyView.
ABSTRACT Shark populations are declining globally and the effectiveness of marine protected areas (MPAs) as a conservation tool may vary by species and environmental context. This study assessed space use and residency of smoothhound sharks (Mustelus mustelus)—an endangered, yet highly exploited shark—in relation to spatial protection and fishing risk ...
Eugin Bornman   +3 more
wiley   +1 more source

Is Gillnet Prey Subsidizing Ontogenetic Diet Shifts and Early Weaning in Common Coastal Bottlenose Dolphins From the Southwestern Gulf of Mexico?

open access: yesFisheries Management and Ecology, EarlyView.
ABSTRACT Artisanal gillnet fisheries can concentrate prey and provide incidental food subsidies to marine predators, but their effects on early‐life foraging behavior and demography remain poorly resolved. The Alvarado bottlenose dolphin population that lives off the coast of Veracruz, Mexico, is well known for having chronic, frequent, and recurring ...
Eduardo Morteo   +5 more
wiley   +1 more source

An Updated Ecology of Atlantic Salmon (Salmo salar) at Sea

open access: yesFisheries Oceanography, EarlyView.
ABSTRACT Atlantic salmon have had a key role in European and North American oceans and human societies. Salmon are exploited and observed in rivers and along coasts, but there has always been great interest in knowing where salmon are going when they are at sea.
Robert J. Lennox   +5 more
wiley   +1 more source

Weathering the Storm: Effects of a Hurricane‐Induced Thermal Disturbance on a Juvenile Atlantic Halibut (Hippoglossus hippoglossus) Hotspot in Nova Scotia, Canada

open access: yesFisheries Oceanography, EarlyView.
ABSTRACT Atlantic Halibut has recently become the most valuable groundfish in Atlantic Canada following population recovery, and the benthic habitat characteristics of their aggregation areas have been identified as a key outstanding ecological knowledge gap for the species. In 2022, during a multi‐year acoustic tracking study in a key juvenile hotspot
Elizabeth M. T. Bateman   +6 more
wiley   +1 more source

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