CENTRAL GULF OF MEXICO 

 LEASE BLOCKS 



Figure 1. Locations of seismic "wipe-out" zones on the upper 



Gulf of Mexico continental slope. Trawling at these sites 

 have indicated that at least 17 of these sites contain 

 chemosynthetic organisms or their remains (e.g, tube worms, 

 bivalves and/or mussels). 



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