A statistical evaluation of the design and precision of the shrimp trawl survey off West Greenland

Fisheries Research

Volumn 49, Issue 2, 2000, Pages 165-178

  Folmer, Ole ^a   Pennington, Michael ^b  

^a GREENLAND INSTITUTE OF NATURAL RESOURCES   (Greenland)

^b INSTITUTE OF MARINE RESEARCH   (Norway)

Author keywords

Effective sample size; Lognormal based estimator; Shrimp stock; Time series; West Greenland

Indexed keywords

EID: 0033674129     PISSN: 01657836     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0165-7836(00)00196-X     Document Type: Article

References (26)

1. Sampling methods for stock assessment for small-scale fisheries in developing countries
2. An adaptive strategy for stratified random trawl surveys
3. Diurnal variation in fish density estimate during acoustic surveys in relation to spatial distribution and avoidance reaction
4. Effect of allocation and stratification strategies on precision of survey abundance estimates for Atlantic cod (Gadus morhua) on the eastern Scotian Shelf
5. Effect of tow duration on length composition of trawl catches
6. Providing quantitative management advice from stock abundance indices based on research surveys
7. Trawl survey based abundance estimation using data sets with unusually large catches
8. Trawl survey estimation using a comparative approach based on lognormal theory
9. Efficient estimators of abundance, for fish and plankton surveys
10. Estimating the relative abundance of fish from a series of trawl surveys
11. Some statistical techniques for estimating abundance indices from trawl surveys
12. Comments on the robustness of lognormal-based abundance estimators
13. Estimating the mean and variance from highly skewed marine data
14. Measuring the effect of changes in catchability on the variance of marine survey abundance indices
15. Surveys as a research tool for managing dynamic stocks
16. Optimum size of sampling unit for estimating the density of marine populations
17. Assessing the effect of intrahaul correlation and variable density on estimates of population characteristics from marine surveys
18. Evaluation of the efficiency of the Δ-distribution mean estimator
19. Improving the precision of abundance estimates of eastern Scotian Shelf Atlantic cod from bottom trawl surveys