Matagorda Bay 



Gulf of Mexico 



Figure 3. Example triangiilation for FB518 at 1045 hr, 11 August 1992, from 

 Home Base, in Port O'Connor, and a tracking vessel at the base of the western 

 Matagorda Ship Chaiuvel jetty. Shaded region indicates tt\e error polygcm 

 associated with the position of the dolphin. A ± 5° error range is indicated for 

 five-element antennas. 



47 



