Results 71 to 80 of about 995 (169)

Diel variation in vertical distribution of an offshore ichthyoplankton community off the Oregon coast [PDF]

open access: yes, 2007
We examined the diel ver-tical distribution, concentration, and community structure of ichthyoplank-ton from a single station 69 km off the central Oregon coast in the northeast Pacific Ocean. The 74 depth-stratified samples yielded 1571 fish larvae from
Auth, Toby D.   +2 more
core  

Diet and trophic structure of fishes in the Barents Sea: between empty and full stomachs – large individual variability follows a common pattern

open access: yesJournal of Fish Biology, Volume 106, Issue 6, Page 1734-1751, June 2025.
Abstract More than 27,000 stomachs from 70 species of fish were collected from the Barents Sea in 2015. Quantitative stomach content expressed relative to the body weight of the predator fish (g g−1 as %) varied by four to five orders of magnitude for six species with the largest sample size (Atlantic cod Gadus morhua, haddock Melanogrammus aeglefinus,
Hein Rune Skjoldal   +3 more
wiley   +1 more source

Trophic interactions of megafauna in the Mariana and Kermadec trenches inferred from stable isotope analysis [PDF]

open access: yes, 2020
Hadal trenches house distinct ecosystems but we know little about their sources of nutrition or trophic structures. We evaluated megafaunal food web structure and nutritional sources in the Kermadec and Mariana trenches using carbon and nitrogen stable ...
Drazen, Jeffrey C.   +5 more
core   +1 more source

Fish Genomics and Its Application in Disease‐Resistance Breeding

open access: yesReviews in Aquaculture, Volume 17, Issue 1, January 2025.
ABSTRACT Global aquaculture production has been rising for several decades, with up to 76% of the total production from fish. However, the problem of fish diseases is becoming more and more prominent in today's context of pursuing sustainable aquaculture.
Yu Huang   +5 more
wiley   +1 more source

160— Classification of unknown deep-sea snailfishes through morphological and genetic evidence [PDF]

open access: yes, 2020
With the high diversity of life on Earth, new species are constantly being discovered. Every species goes through a taxonomic classification process to determine its place in the tree of life.
Fregosi, Lydia   +3 more
core   +1 more source

Residents and Transients—Fish Community Dynamics in a Highly Anthropised Tidal North Sea Estuary Across the Annual Cycle

open access: yesJournal of Applied Ichthyology, Volume 2025, Issue 1, 2025.
Tidal estuaries provide important spawning, nursery and feeding habitats for a wide diversity of species and serve as transit areas for diadromous fishes. However, they are globally among the most impacted aquatic ecosystems, pressured by anthropogenic alterations and global change.
Silvia Rosa Blum   +8 more
wiley   +1 more source

Ecological linkages: Marine and estuarine ecosystems of Central and Northern California [PDF]

open access: yes, 2003
Three of California’s four National Marine Sanctuaries, Cordell Bank, Gulf of the Farallones, and Monterey Bay, are currently undergoing a comprehensive management plan review.
Airame, Satie   +2 more
core  

eDNA Metabarcoding Analysis of Bony Fish Identification in Coastal Water of Gulf of Maine Using Nested Polymerase Chain Reaction of 12S rRNA Universal Primers

open access: yesEnvironmental DNA, Volume 6, Issue 6, November–December 2024.
ABSTRACT Ecosystems in coastal waters of Gulf of Maine (GOM) are undergoing environmental challenges in response to climate change and anthropogenic stressors. eDNA metabarcoding, a powerful tool for assessing the fish community structure, was used to identify fish communities in three types of GOM aquatic environments (sand, macroalgae, and eelgrass ...
Bo‐Young Lee   +4 more
wiley   +1 more source

Lipidome and proteome analyses provide insights into Mariana Trench Snailfish (Pseudoliparis swirei) adaptation to the hadal zone

open access: yesWater Biology and Security
The hadal zone environment, characterized by extreme hydrostatic pressure, low temperatures, and limited food availability, presents substantial survival challenges for deep-sea fish species.
Han Xu   +4 more
doaj   +1 more source

Diets of Steller sea lions (Eumetopias jubatus) in Southeast Alaska, 1993−1999 [PDF]

open access: yes, 2007
The diet of Steller sea lions (Eumetopias jubatus) was determined from 1494 scats (feces) collected at breeding (rookeries) and nonbreeding (haulout) sites in Southeast Alaska from 1993 to 1999.
Calkins, Donald G.   +2 more
core  

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