This is a graphic to give you an idea on what the damage is underwater from the spill:
More bad news coming to light?
"In a closed-door briefing for members of Congress, a senior BP executive conceded Tuesday that the ruptured oil well in the Gulf of Mexico could conceivably spill as much as 60,000 barrels a day of oil, more than 10 times the estimate of the current flow."
Amount of Spill Could Escalate Company Says
A good tool to check the incidents that are occurring is :
Oil Spill Crisis Map
It updates regularly with reports of incidents happening, such as animals washing ashore with the date and location, notices of oil reaching specific places..etc..