Results 121 to 130 of about 75,385 (295)

Impact of the Highly Invasive Signal Crayfish (Pacifastacus leniusculus) on Freshwater Macroinvertebrate Communities

open access: yesFreshwater Biology, Volume 71, Issue 2, February 2026.
ABSTRACT Invasive non‐native species threaten freshwater ecosystems, disrupting the functioning and structure of the food chain and potentially leading to biodiversity loss. As omnivores, crayfish can modify their environment, directly affecting organisms such as macroinvertebrates.
António Barbosa Nogueira   +5 more
wiley   +1 more source

Pengaruh Penyiangan Dan Suhu Penyimpanan Terhadap Mutu Kimiawi, Mikrobiologis Dan Organoleptik Ikan Tongkol (Auxis Tharzard, Lac) [PDF]

open access: yes, 2007
Ikan tongkol merupakan salah satu bahan pangan yang dikonsumsi masyarakat dan jika dibiarkanpada suhu kamar, maka terjadi proses penurunan mutu menjadi busuk.
Adiputra, N. (N)   +3 more
core  

Empty Rivers: The Decline of River Herring and the Need to Reduce Mid-Water Trawl Bycatch [PDF]

open access: yes, 2007
Examines the effects of industrial mid-water trawlers on river herring populations along the East Coast and makes recommendations for how to protect herring ...
Amy Schick Kenney
core  

Effects of the Santa Barbara, Calif., Oil Spill on the Apparent Abundance of Pelagic Fishery Resources [PDF]

open access: yes, 1992
Many studies have been made of the effects of oil on marine invertebrates, plants (marine algae and phytoplankton), and vertebrates such as seabirds and marine mammals.
Squire, Jr. , James L.
core  

Mackerel and Calanus [PDF]

open access: yesNature, 1913
WE all believe that most of our common food-fishes at some stage of life feed upon plankton, but those who have looked into sea-fisheries questions know that there is a great want of actual observations connecting the occurrence of some planktonic organism in quantity with the presence of a particular fish.
openaire   +1 more source

Evaluation of lipid oxidation in horse mackerel patties covered with borage-containing film during frozen storage [PDF]

open access: green, 2010
Begoña Giménez   +4 more
openalex   +1 more source

Advances in methods for determining fecundity: application of the new methods to some marine fishes [PDF]

open access: yes, 2009
Estimation of individual egg production (realized fecundity) is a key step either to understand the stock and recruit relationship or to carry out fisheries-independent assessment of spawning stock biomass using egg production methods.
Dominguez, Rosario   +7 more
core  

Status of the spawning biomass of the Pacific sardine, 1980-81 [PDF]

open access: yes, 1980
State law requires that the population of Pacific sardines, Sardinops sagax caeruleus, must reach a minimum spawning biomass of 20,000 short tons before initiation of a fishery.
Klingbeil, Richard A.
core   +1 more source

Tagging mortality experiments on Pacific mackerel, Pneumatophorus japonicus [PDF]

open access: yes, 1977
Two experiments were conducted to compare tagging mortality rates when Pacific mackerel are tagged using a traditional method and a modified method. Tagged and control fish in equal numbers were held in tanks on board the R/V ALASKA and observed for ...
Gregory, Paul A.
core  

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