Circulation modeling 50 



Recommendations 50 



References 52 



List of Figures 



Figure 1. Location map for the study site and the Texas coast 2 



Figure 2. Pass CavaUo, Januaryl995 4 



Figure 3. Shrimp boat sunk in Pass CavaUo (September 1997) 5 



Figure 4. Eastern side of Pass CavaUo showing Delcros Point and several 



shoals within the inlet in 1954, before opening of the MSC 6 



Figure 5. Pass CavaUo in 1991, showing much reducted width as 

 compared to 1954. Two channels are observed, with the 

 channel directed to the southwest being larger 6 



Figure 6. Distal end of Delcros Point, looking gulfward 7 



Figure 7. Matagorda Ship Channel, January 1995 8 



Figure 8. Volume of material dredged for maintenance from the GIWW 



(1969 1995) 14 



Figure 9. Volume of material dredged for maintenance from the MSC 



(1965-1994) 14 



Figure 10. Cumulative volume of material dredged for maintenance from the 



GIWW 15 



Figure 1 1 . Idealized chaimel in fillin g pattern by a current with predominant 



flow direction 15 



Figure 12. Cumulative volume dredged for maintenance from the MSC 16 



Figure 1 3 . Volume of material dredged for maintenance from the GIWW 16 



Figure 1 4. Volume of material dredged for maintenance from the MSC 17 



Figure 15. High-altitude, infra-red photograph (1991) of the MSC, Sundown 



Island, and Port O'Coimer on the left (west) side 19 



IV 



