Results 91 to 100 of about 26,009 (214)
Marine recreational fisheries statistics survey for northern and central California, quarterly report no. 13, July to September, 1982 [PDF]
Field intercept Marine Recreational Fisheries Statistics Survey (MRFSS) data for central and northern California, collected in July to September 1982, is presented in a data report format.
Karpov, Konstantin A. +1 more
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13 pages, 11 figures, 3 tables, 1 appendix supplementary material https://doi.org/10.1016/j.biocon.2012.06.029 The Mediterranean endemic starry ray (Raja asterias) is one of the few demersal skates that are still present in Mediterranean exploited ecosystems.
Coll, Marta +2 more
openaire +2 more sources
ABSTRACT Measures of an organism's weight at a given length are often considered reliable indicators of energy reserves or ‘condition’, which can be related to fecundity and risk of mortality. Understanding the impact of environmental change on fish condition may therefore inform sustainable management of human activities in marine ecosystems.
Philina A. English +2 more
wiley +1 more source
An Interdisciplinary Sustainability Evaluation of the Skate Fishery in the Gulf of Alaska [PDF]
Skates are in growing demand worldwide, and the 2008 U.S. landings of skates was estimated at 65 million pounds, worth $11 million. However, many Atlantic Ocean skate stocks are collapsing.
Farrugia, Thomas
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The objectives of this study were to investigate the nutritional value of skate meal and sablefish viscera meal from Alaskan fishery processing and to ascertain their suitability as replacements for pollock fishmeal in diets for Pacific threadfin (Polydactylus sexfilis).
Zhi Yong Ju +5 more
openaire +1 more source
Global Marine Fishery Stock Productivity Under Climate Change
In this uniquely extensive global analysis on the productivity of commercial fishery stocks, a common factor was the existence of pronounced heterogeneity, as documented for 710 stocks in the undertaken hindcast over the last decades. Importantly, both winners and losers appear under on‐going climate change, and then seemingly are equally present ...
Shuyang Ma +6 more
wiley +1 more source
A comparison of the Bering Sea, Gulf of Alaska, and Aleutian Islands large marine ecosystems through food web modeling / by K. Aydin ... [et al.] [PDF]
Detailed mass balance food web models were constructed to compare ecosystem characteristics for three Alaska regions: the eastern Bering Sea (EBS), the Gulf of Alaska (GOA), and the Aleutian Islands (AI). This paper documents the methods and data used to
Aydin, Kerim Yunus +4 more
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ABSTRACT Rays are common marine mesopredators that use coastal and estuarine habitats during multiple life history stages for critical functions. They are long‐lived, late to mature, and have low reproductive output, making them vulnerable to and slow to recover from population threats such as overfishing and habitat loss.
Julian R. Gatch +5 more
wiley +1 more source
The Hidden Cost of Overfishing To Commercial Fishermen: A 2009 Snapshot of Lost Revenues [PDF]
Ocean fish populations are a vital renewable resource for human populations, providing food,employment and recreation, as well as contributing to global biodiversity.
Taylor Hesselgrave
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Fathom Magazine, v. 8, no. 2, Summer 1996 22pp :Florida sharks [PDF]
CONTENTS. Protecting the Predators, by Jay Humphrey. Economics Create Responsible Shark Management, by Jay Humphreys. The Healing Power of Sharks, by Kelly Marie Sokol. Shark! by Jay Humphreys. Florida's Sharks. Entering the Sharks' Environment, by
Grantham, Susan +3 more
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