Results 111 to 120 of about 42,630 (331)

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  

Energy content of anchovy and sardine using surrogate calorimetry methods [PDF]

open access: green, 2021
Claudia Campanini   +8 more
openalex   +1 more source

Anchovies in the English Channel [PDF]

open access: yesJournal of the Marine Biological Association of the United Kingdom, 1890
The anchovy belongs to the same family of fishes as the herring, pilchard, and sprat, the family Clupeidæ. But whereas the herring, pilchard, and sprat have so many structural features in common that they are placed in a single genus, namely Clupea, the anchovy is in many respects so peculiar that it is placed in the distinct genus Engraulis. There are
openaire   +1 more source

Novel Assay for Endangered Hong Kong Grouper (Epinephelus akaara) to Assess eDNA Shedding, Decay, and Population Status

open access: yesEnvironmental DNA, Volume 8, Issue 2, March/April 2026.
Novel species‐specific eDNA qPCR assay for endangered Hong Kong Grouper (Epinephelus akaara) reveals low shedding rates and rapid decay. Rare, trace detections across Hong Kong waters confirm population rarity, demonstrating eDNA as a powerful non‐invasive tool for monitoring threatened marine fishes. ABSTRACT The Hong Kong Grouper (Epinephelus akaara)
Arthur Chung   +2 more
wiley   +1 more source

State of the California current 2012-13: No such thing as an “average” year [PDF]

open access: yes, 2013
This report reviews the state of the California Current System (CCS) between winter 2012 and spring 2013, and includes observations from Washington State to Baja California.
Abell, J   +47 more
core  

Nutrient and light availability control food webs and fish larvae in the Peruvian upwelling system

open access: yesLimnology and Oceanography, Volume 71, Issue 3, March 2026.
Abstract Upwelling ecosystems sustain some of the world's most productive fisheries by supplying deep‐water nutrients to the sunlit ocean surface. Yet, how spatiotemporal variability in nutrient‐upwelling and light availability regulates trophic transfer to fish remains poorly understood. We investigated these dynamics in a 36‐d mesocosm experiment off
Silvan Urs Goldenberg   +9 more
wiley   +1 more source

Degeneration of postovulatory follicles in the Iberian sardine Sardina pilchardus: structural changes and factors affecting resorption [PDF]

open access: yes, 2007
Inaccuracy in the aging of postovulatory follicles (POFs) and in estimating the effect of temperature on the resorption rate of POFs may introduce bias in the determination of the daily spawning age classes with the daily egg production method (DEPM). To
Ganias , Konstantinas   +2 more
core  

European anchovy (Engraulis encrasicolus) age structure and growth rate in two contrasted areas of the Mediterranean Sea: the paradox of faster growth in oligotrophic seas

open access: yes, 2017
Fishery production is highly dependent on fish growth and environmental factors; primary production and temperature are the two most important variables affecting almost all biological rates, especially individual growth or population production rate ...
G. Basilone   +12 more
semanticscholar   +1 more source

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