Results 251 to 260 of about 3,974,487 (287)
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Catch composition in the Northern Ireland Nephrops fishery

Fisheries Research, 1985
Abstract A quantitative study of catch composition and discarding rates in the Northern Ireland Nephrops fishery, for the years 1981 and 1982, showed the Norway pout ( Trisopterus esmarkii ) to be the most discarded species, with the whiting ( Merlangius merlangus ) the most discarded commercial species.
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Differences in predicted catch composition between two widely used catch equation formulations

Canadian Journal of Fisheries and Aquatic Sciences, 2009
Fishing gear selectivity varies among different types of fish (e.g., species, age, sex, or length groups), but their relative catch composition also depends on the fishing process. The continuous (Baranov) formulation assumes that fishing mortality and natural mortality occur together during the fishing season and that there are multiple encounters ...
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Spatiotemporal Variability of the Catch Composition and Discards Estimates of the Different Methods of Onboard Preservation for the Brazilian Sardine Fishery in the Southwest Atlantic Ocean

Thalassas: An International Journal of Marine Sciences, 2022
R. Schroeder   +4 more
semanticscholar   +1 more source

Similarity in export composition and catching-up

2005
In this paper we look at the role of export composition in the growth process, considering how increased similarity in trade structure among countries can induce catching-up in income levels. We apply our analysis to the Central and Eastern European Countries (CEECs) using the EU as a benchmark.
Luca De Benedictis, Lucia Tajoli
openaire   +1 more source

Subsampling trawl catches from vessels using seawater hoppers: are catch composition estimates biased?

Fisheries Research, 2003
Abstract Subsampling is a commonly used method for estimating the composition of trawl catches. In many fisheries, an increasing number of trawlers use recirculating seawater hoppers to hold catches before extraction by a sorting conveyor belt from which the target species and byproduct are sorted from the bycatch. We tested whether taking subsamples
D.S Heales, D.T Brewer, P.N Jones
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Effect of tow duration on length composition of trawl catches

Fisheries Research, 1990
Abstract The standard tow duration for trawl surveys is normally from 30 min to 2 h. In this paper we investigate if catch rates for different size groups change for varying durations of from 5 min to 2 h. Data for cod, haddock and long rough dab from the Barents Sea and Georges Bank are analyzed.
Olav Rune Godø   +2 more
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Catch and by-catch composition of the shrimp fishery by beam trawl in the southeastern Marmara Sea.

2006
Bir yıl süre ile yürütülen bu çalışma, Kasım 2000 - Ekim 2001 tarihleri arasında Güneydoğu Marmara’da gerçekleştirilmiştir. Çalışmada, algarna ile avcılıkta hedef tür olan derin su pembe karidesi (Parapenaeus longirostris)’in ağırlık ve sayısal miktarları ile bunun dışındaki av kompozisyonu, türlerin boy dağılımları ve toplam av içerisindeki sayısal ...
BAYHAN, Yusuf Kenan   +3 more
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COMPOSITION OF CATCH RESULTS AND CATCH RATE OF IRON TRAP IN KERINCI LAKE, KERINCI REGENCY

JP
The catch is influenced by the catch rate of fishing gear. This study aims to analyze the catch composition, catch rate, frequency of fish emergence, and factors affecting the catch of iron traps in Lake Kerinci. The study was conducted from August–October 2025 with 10 fishermen on 30 fishing trips.
M. Amin   +5 more
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Corrigendum: Differences in predicted catch composition between two widely used catch equation formulations

Canadian Journal of Fisheries and Aquatic Sciences, 2009
Ref.: Ref: Can. J. Fish. Aquat. Sci. 66: 126–132, 2009. I correct three related typographical errors in the introduction of this paper, which were brought to my attention by T. Garrison (University of Washington, School of Aquatic and Fishery Sciences, Seattle, WA 98195, USA).
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Catch and Release: Field Recordings as Source for Instrumental Composition

Royal Conservatoire Research Portal, 2016
The richness and variety of sound in field recordings has inspired numerous electro-acoustic and soundscape compositions, but what about the traditional composition realm? Is there a way to translate for and combine soundscapes with another medium?
openaire   +1 more source

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