11. The company spent about $ 170 million on oil leases, seismic studies and exploratory drilling. 12. Since 1988, seismic studies conducted by private oil companies in Colombia have dropped by about two-thirds. 13. The Seahawks'own seismic study revealed even graver concerns. 14. In January 2009, a preliminary routine seismic study suggested a small chance that a large-San Jose. 15. Seismic studies and other research have led Abadie to conclude that the deposit is a whopper.16. Alternatively, the body revealed by seismic studies is the remnant mush of the magma accumulation zone. 17. Conoco invested $ 20 million in the Paria West tract this year, mostly in seismic studies . 18. This is not about a seismic study , 19. The scenario is outlined in a new seismic study of the island commissioned by the Redevelopment Agency. 20. "All this talk about seismic studies is a smoke screen, " said King County Prosecutor Norm Maleng.