74 
Fishery Bulletin 116(1) 
sessment results and subsequent management. Alter¬ 
natively, one could use geostatistical modeling to pro¬ 
duce unbiased estimates, thereby avoiding the pitfalls 
of applying design-based estimators to fixed-station 
survey data (e.g., Rivoirard et ah, 2000). 
Acknowledgments 
The authors wish to thank 3 anonymous reviewers 
whose comments greatly improved this manuscript. 
The views and opinions in this article are those of the 
authors and do not necessarily reflect the position of 
the North Carolina Division of Marine Fisheries. 
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