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Fisheries production estimates. Relationship between fisheries yield and primary production estimates.

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Presentation on theme: "Fisheries production estimates. Relationship between fisheries yield and primary production estimates."— Presentation transcript:

1 Fisheries production estimates

2 Relationship between fisheries yield and primary production estimates

3 Relationship between wetland area and shrimp production

4 Relationship between % marsh vegetation and % brown shrimp caught inshore. Relationship between commercial landings and the ratio of intertidal wetland and open water areas.

5 Relationship between river discharge and catch (wt) of demersal fishes

6 Spatial variation in the river discharge and harvest relationship Variation in relationship in wet vs dry years

7 Positive relationship between relative sea level rise and annual Spartina production Plot of mean sea level rise in SC and TX illustrates spatial differences Morris et al. 1990

8 Seasonal variation in sea level rise by year. Correlation between landings and sea level rise by area. Morris et al. 1990

9 Relationship between landings and residuals of sea level rise by year, area and species. Mean sea level rise explains 9-20% of the variability in landings.


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