Results 51 to 60 of about 7,455 (158)

The mechanical effects of water flow on fish eggs and larvae [PDF]

open access: yes, 1976
The impact of mechanical stresses upon ichthyoplankton entrained in power plant cooling systems has long been considered negligible. Arguments and evidence exist, however, to show that such a supposition is not universally true, especially in nuclear ...
Ulanowicz, Robert E.
core  

The German Bight (North Sea) is a nursery area for both locally and externally produced sprat juveniles [PDF]

open access: yes, 2009
To better understand the role of the German Bight (GB) as a nursery area for juvenile North Sea sprat Sprattus sprattus we sought to determine whether the area may receive only locally or also externally produced offspring.
Baumann, H.   +3 more
core   +1 more source

Status of the spawning biomass of the Pacific sardine, 1978-79 [PDF]

open access: yes, 1979
State law requires that the population of Pacific sardines, Sardinops sagax caeruleus, must reach a minimum spawning biomass of 20,O0O short tons before initiation of a fishery.
Klingbeil, Richard A.
core  

Temporal dynamics of mesopelagic fishes within a mesoscale eddy: A Lagrangian perspective

open access: yesLimnology and Oceanography Letters, Volume 11, Issue 3, May 2026.
Abstract Mesoscale eddies are physically dynamic environments, yet biological responses within them are often treated as static, with eddy polarity (anticyclones vs. cyclones) serving as the dominant conceptual framework. Temporal dynamics of animals within eddies—particularly at mid‐trophic levels—remain largely unresolved.
Mei Sato   +5 more
wiley   +1 more source

Larval Fish Community in the Northwestern Iberian Upwelling System during the Summer Period

open access: yesOceans, 2021
The Galician shelf (northwestern Iberian Peninsula) is a highly dynamic area with an important multi-species fisheries industry that exploits resources from several habitats, characterized by being not only highly diverse, rich, and productive but also ...
Sonia Rábade Uberos   +3 more
doaj   +1 more source

Early-life-history profiles, seasonal abundance, and distribution of four species of Clupeid larvae from the northern Gulf of Mexico, 1982 and 1983 [PDF]

open access: yes, 1990
We present data on ichthyoplankton distribution, abundance, and seasonality and supporting environmental information for four species of coastal pelagics from the family Clupeidae: round herring Etrumeus teres, scaled sardine Harengula jaguana ...
Drullinger, David L., Shaw, Richard F.
core  

Genetic Structure of Blue Ling, Molva dypterygia, in the North Atlantic

open access: yesEcology and Evolution, Volume 16, Issue 4, April 2026.
The blue ling, a deep‐water fish in the Northeast Atlantic, has experienced severe population declines since the 1970s due to intensive fishing. Genetic analysis across fjords and offshore regions using 61 SNPs revealed weak but significant differentiation, rejecting the idea of a single randomly mating population.
María Quintela   +6 more
wiley   +1 more source

Distribution of Oikopleura Dioica (Tunicata, Appendicularia) associated with a coastal frontal system (39°- 41°s) of the SW Atlantic ocean in the spawning area of Engraulis Anchoita anchovy [PDF]

open access: yes, 2013
Among tunicates, the small planktonic appendicularians generally comprise a significant fraction of the mesozooplankton in frontal systems. The summer 2011 distribution (vertical and spatial) of Oikopleura dioica was studied in terms of abundance ...
Capitanio, Fabiana Lia   +3 more
core   +4 more sources

Larval Transport Pathways Reveal Critical Habitat and Benefits of a Marine Protected Area to Fisheries

open access: yesFisheries Oceanography, Volume 35, Issue 2, Page 285-296, March 2026.
ABSTRACT Quantifying where marine organisms are born and subsequently disperse to is essential for fisheries management. Here, we conducted Lagrangian particle tracking of viviparous rockfish (Sebastes spp.) collected in the Southern California Bight over the course of 16 years.
Lucinda A. Quigley   +7 more
wiley   +1 more source

Spatiotemporal distribution of ichthyoplankton and their relationship with environmental factors in the waters around the Yellow River estuary, China

open access: yesFrontiers in Marine Science
IntroductionThe Yellow River estuary serves as a crucial convergence point between the Yellow River and the Bohai Sea and is a vital spawning, nursery, and feeding ground for a variety of fish species.
Mingxiang Niu   +9 more
doaj   +1 more source

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