Results 51 to 60 of about 17,210 (213)

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  

The state of knowledge on four families of Syngnathoidei fishes (Teleostei: Syngnathiformes): Aulostomidae, Centriscidae, Fistulariidae and Solenostomidae

open access: yesJournal of Fish Biology, EarlyView.
Abstract Knowledge on the ecology and life‐history traits of coastal marine species is vital to inform their conservation and management, especially as their coastal habitats come under increasing threats. However, such data have never been collated for four of the five families in the suborder Syngnathoidei—the close relatives of the better‐studied ...
Syd J. Ascione   +3 more
wiley   +1 more source

Thinking of Fish Population Discrimination: Population Average Phenotype vs. Population Phenotypes

open access: yesFrontiers in Marine Science, 2021
The genetic polymorphism and phenotypic variation are key in ecology and evolution. The morphological variability of the contour of fish otoliths has been extensively used for the delimitation of stocks.
Joana Vasconcelos   +9 more
doaj   +1 more source

Historical Records of Tumours in New Zealand Marine Fishes

open access: yesNew Zealand Journal of Marine and Freshwater Research, Volume 60, Issue 2, June 2026.
Tumours were first described in New Zealand marine fishes in 1982 but those early records have been difficult to access and subsequently few tumours have been collected and little has been published. This review updates records of identified tumours from teleosts in the New Zealand marine environment and may encourage more work to identify background ...
John Brian Jones
wiley   +1 more source

Impacts of Strong ENSO Events on Fish Communities in an Overexploited Ecosystem in the South China Sea

open access: yesBiology, 2023
To better understand how fish communities respond to environmental changes under extreme climate events, we examine changes in fish communities in Beibu Gulf during strong El Niño and La Niña events.
Miao Li   +6 more
doaj   +1 more source

Status of the spawning biomass of the Pacific sardine, 1974-75 [PDF]

open access: yes, 1975
In order to initiate a fishery for the Pacific sardine, Sardinops sajax caeruleus, it is required that the spawning biomass be determined to have reached a minimum of 20,000 short tons.
Klingbeil, Richard A.
core  

Into the Wild: Farm‐Derived Energy and Nutrients Enter Marine Food Webs With Carrying Capacity Implications for Aquaculture Management

open access: yesReviews in Aquaculture, Volume 18, Issue 3, June 2026.
ABSTRACT Marine aquaculture is expanding globally, yet its interactions with surrounding ecosystems remain complex and insufficiently understood. This study reviews the fluxes of energy and nutrients from three major aquaculture systems: finfish cages, suspended bivalves, and seaweed farms and considers their implications for ecosystem functioning and ...
Myriam D. Callier   +11 more
wiley   +1 more source

Modelling Fish Growth with Imperfect Data: The Case of Trachurus picturatus

open access: yesFishes, 2022
Growth modelling is essential to inform fisheries management but is often hampered by sampling biases and imperfect data. Additional methods such as interpolating data through back-calculation may be used to account for sampling bias but are often ...
Ana Neves   +12 more
doaj   +1 more source

Food habits and dietary variability of pelagic nekton off Oregon and Washington, 1979-1984 [PDF]

open access: yes, 1987
The food habits of 20 species of pelagic nekton were investigated from collections made with small-mesh purse seines from 1979-84 off Washington and Oregon. Four species (spiny dogfish, Squalus acanthias; soupfin shark, Galeorhinus zyopterus; blue shark,
Brodeur, Richard D.   +2 more
core  

Thermal stabilities of inosine monophosphate-degrading enzymes in several fish muscles

open access: yesInternational Journal of Food Properties, 2020
The compositions and inosinic acid contents of ATP-related compounds in various processed fish meat products were examined in this study. Moreover, the relationships between these variables and the heating processes used on the products were investigated.
Hideto Fukushima   +4 more
doaj   +1 more source

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