Results 111 to 120 of about 17,210 (213)

Individual growth in Jack mackerel (Trachurus murphyi) of the Southeastern Pacific Ocean using sagitta otolith weight, daily rings, and annual rings

open access: yesGayana, 2021
We estimated the growth of Jack mackerel (Trachurus murphyi) using increments of daily growth, otolith weight and annual ring reading in sagittal otoliths.
Hugo Arancibia   +2 more
doaj  

WHO CAN FISH WHAT AND WHERE: CHILE'S TRADEOFFS IN HIGH SEAS FISHING OF STRADDLING STOCKS [PDF]

open access: yes
Chile has not yet ratified the U.N. 1995 Agreement on straddling/ highly migratory fish stocks. This paper discusses key economic issues at stake from the viewpoint of a coastal state with important stakes in a straddling stock. The Chilean jack mackerel
Basch, Michael   +2 more
core   +1 more source

The ecological basis of fishery yield of the Puerto Rico-Virgin Islands Insular Shelf: 1987 Assessment [PDF]

open access: yes, 2006
A literature review was conducted to locate information on the flow of energy from primary producers to the fishery stocks of the Puerto Rican-Virgin Islands insular shelf.
Browder, Joan A., Jacobsen, Terri
core  

Investigations into feline (Felis catus) palatability : a thesis presented in partial fulfilment of the requirements for the degree of Master of Science in Nutritional Science at Massey University [PDF]

open access: yes, 2004
Due to the finicky nature of the domestic cats' feeding habits, palatability is a highly complex area of feline nutrition, but one which is vitally important, with pet owners today selecting a brand based on palatability rather than nutritional value ...
Rutherford, Shay Rebekah
core  

Jack-Mackerel stock assessment simulation

open access: yes, 2009
IMARES has been tasked to perform an ICA assessment on a simulated Jack Mackerel dataset. This in order to provide management advice within the SPRFMO framework. The results of the assessments are only briefly discussed, as the Assessment Simulation Task Team mainly focused on agreeing on the underlying simulated dataset and assessment settings during ...
openaire   +1 more source

Southern California marine sport fishing from privately-owned boats: catch and effort for October-December 1981 [PDF]

open access: yes, 1982
The catch landed and effort expended by private-boat sport fishermen were studied in southern California between October and December 1981, in order to determine the impact of one segment of the sport fishery on local marine resources.
Ono, David S.
core   +1 more source

Numerical Study on Evaluation of Environmental DNA Approach for Estimating Fish Abundance and Distribution in Semi-Enclosed Bay

open access: yesJournal of Marine Science and Engineering
Despite efforts to use environmental DNA (eDNA), accurately quantifying fish populations remains a challenge. A recent eDNA approach provided reliable estimates of coastal fish population abundance, but it was not as effective for assessing spatial ...
Seongsik Park   +2 more
doaj   +1 more source

A histopathologic evaluation of gross lesions excised from commercially important North Altantic marine fishes [PDF]

open access: yes, 1986
Histopathologic studies of lesions found in commercially important North Atlantic marine fishes are uncommon. As part of a comprehensive Northeast Fisheries Center program ("Ocean Pulse") to evaluate environmental and resource health on the U.S ...
Despres-Patanjo, Linda   +2 more
core  

Species composition and catch per unit of effort of Monterey Bay surf, pier, and skiff anglers in 1979 [PDF]

open access: yes, 1982
In 1979, Monterey Bay sport anglers were sampled for species composition of the catch and catch per unit of effort. A total of 4150 surf, pier, and skiff anglers was interviewed. Catch per hour was 0.71, 0.58, and 1.25 for surf, pier, and skiff anglers,
Spratt, Jerome D.
core  

Estimación de la talla media de madurez sexual en Trachurus murphyi mediante parámetros del consumo relativo de oxígeno Estimation of size at first maturity for Trachurus murphyi using relative oxygen consumption

open access: yesLatin American Journal of Aquatic Research, 2010
Se usa un método alternativo para estimar la talla de madurez del jurel, que considera el consumo relativo de oxígeno en función del peso corporal y la constancia que ocurre en peces teleósteos entre el consumo relativo de oxígeno en la madurez y el ...
Luis Cubillos, Carolina Alarcón
doaj  

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