Results 71 to 80 of about 6,576 (206)

Molecular identification and epidemiological data of Anisakis spp. (Nematoda: Anisakidae) larvae from Southeastern Pacific Ocean off Peru

open access: yesInternational Journal for Parasitology: Parasites and Wildlife, 2021
The objective of this study is to determine the infection status of nematode larvae and record epidemiological molecular data in commercial fish from the southeast Pacific off the central coast of Peru.
Rosa Martínez-Rojas   +6 more
doaj   +1 more source

Southern California independent study fishing survey Quarterly Report No. 11 [PDF]

open access: yes, 1978
During the January 1 - March 31, 1978 quarter, 28 launch ramps, hoists, and boat rental locations were sampled a total of 253 times. During the sample days 6,296 anglers and 279 divers were interviewed.
Wine, Vickie L.
core  

Southern California independent sport fishing survey Quarterly Report for October-December, 1975 [PDF]

open access: yes, 1979
A 1-yr study was undertaken to devise a sampling program which would determine fishing catch and effort levels of one segment of the southern California marine sport fishery.
Wine, Vickie L.
core  

Sampling Frame for Mediterranean and Black Sea CFP Monitoring indicators [PDF]

open access: yes, 2017
The Mediterranean and Black Sea list of stocks to be used for computing the indicators was based on a ranking system approach for which the species having a rank in the first ten positions either in total live weight or total economic values were chosen.
CASEY JOHN   +6 more
core   +1 more source

A Baseline of Fish Species Richness Through eDNA Metabarcoding in an Understudied Tropical Mangrove Coast of Java, Indonesia

open access: yesEnvironmental DNA, Volume 7, Issue 6, November–December 2025.
This study demonstrates the use of environmental DNA metabarcoding of fish in a highly diverse but poorly described tropical mangrove ecosystem along the North coast of Java, Indonesia. Our results indicate eDNA metabarcoding can capture temporal differences and provide a baseline for fish diversity for future (eDNA metabarcoding) biodiversity studies ...
Lara Jansen   +6 more
wiley   +1 more source

Effects of formalin preservation on egg size of small pelagic fish as major target species in ichthyoplankton surveys

open access: yesAquaculture, Fish and Fisheries, 2022
Preservation is critical for egg and larval samples from ichthyoplankton surveys. As growing interest is directed toward maternal effects on egg quality, historical collections of egg samples in formalin are potentially invaluable materials but concerns ...
Mitsuo Nyuji   +5 more
doaj   +1 more source

Southern California independent sport fishing survey Quarterly Report for April-June, 1976 [PDF]

open access: yes, 1979
A 1-yr. study was undertaken to devise a sampling program which would determine fishing catch and effort levels of one segment of the southern California marine sport fishery.
Wine, Vickie L.
core  

Fish By‐Products Utilization in Food and Health: Extraction Technologies, Bioactive, and Sustainability Challenges

open access: yesFood Science &Nutrition, Volume 13, Issue 11, November 2025.
Fish by‐products, often discarded, are rich sources of bioactive peptides, collagen, and omega‐3s with antioxidant, antihypertensive, and antimicrobial properties. Advanced, sustainable extraction technologies can valorize this waste into functional food, nutraceutical, and biomedical ingredients.
Muhammad Waqar   +9 more
wiley   +1 more source

Growth of juvenile Pacific mackerel, Scomber japonicus in the Gulf of California

open access: yesScientia Marina, 1998
The otolith microstructure of juvenile (0-year) Pacific mackerel, Scomber japonicus, was examined to derive estimates of age, growth, and back-calculated hatching date distributions. Juveniles were collected from the Gulf of California between March 1990
María Georgina Gluyas-Millán   +2 more
doaj   +1 more source

Age and growth of the Atlantic chub mackerel Scomber colias Gmelin, 1789 off Madeira Island [PDF]

open access: yes, 2011
The Atlantic chub mackerel, Scomber colias Gmelin, 1789, is one of the main fisheries resources of Madeira Island. It is caught by a small and coastal purse-seine fleet that traditionally operates around the island.
Dias, Manuel A.   +2 more
core  

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