Monday, December 20 



Weather 



Conditions 



(Daylight) 



Air: High- to-medium visibility. Scattered clouds, 



Medium south winds at 18 knots. 

 Sea: Small waves. 



Argo Merchant Unchanged. 



USCG 0036: USCGC Spar on scene. 



Operations 0745: Strike force boards Argo Merchant. 



1625: Strike force departs. 



USCGC Vigilant on scene entire day. 



Fenders, anchors and marker light rigged. Mooring buoys set, 



Overflights 0930: H-3. Mapping. Current probes. Drift cards and dye 



markers. Smoke bomb. 

 1430: Cessna-182 terminated by weather. 



NOAA/USCG 

 SOR Team 

 Operations 



Personnel aboard H-3, Cessna-182, and WHOI Oceanus cruise. 



Other 

 Operations 



Ship 

 Cruises 



1430: WHOI Oceanus cruise 19 begins. Water and sediment 

 sampling. Biological investigations. 



Spill 

 Characteristics 



A great deal of oil coming off stern of Argo Merchant. 

 Main plume banana-shaped, 3% miles wide and 16 miles long. 

 Sheen 7 miles long attached to southeast edge. 



Coordination 

 Meetings and 

 Briefings 



II-? 



