Photos: Oil spill reaches popular beach in the Gulf of Thailand

A Thai soldier in white biohazard suit takes part in a clean-up operation at Ao Prao Beach on Koh Samet, Rayong July 30, 2013. Crude oil that leaked from a pipeline in the Gulf of Thailand over the weekend has reached a Thai tourist resort, pipeline operator PTT Global Chemical Pcl said on Monday. Around 50,000 liters of crude oil poured into the sea on Saturday around 20 km (12 miles) off the coast of Rayong, southeast of the capital Bangkok. REUTERS/Athit Perawongmetha ( THAILAND-OILSPILL )

A crab covered in oil slick is seen at Ao Prao Beach in Koh Samet, Rayong July 30, 2013. Crude oil that leaked from a pipeline in the Gulf of Thailand over the weekend has reached a Thai tourist resort, pipeline operator PTT Global Chemical Pcl said on Monday. Around 50,000 liters of crude oil poured into the sea on Saturday around 20 km (12 miles) off the coast of Rayong, southeast of the capital Bangkok. REUTERS/Athit Perawongmetha ( THAILAND-OILSPILL )

Thai soldiers in white biohazard suits take part in a clean-up operation at Ao Prao Beach on Koh Samet, Rayong July 30, 2013. An oil spill that has blackened beaches at Koh Samet was having an extreme impact on tourism and could spread to the coast of the mainland and affect the fishing industry, officials and an environmental group said on Tuesday. REUTERS/Athit Perawongmetha ( THAILAND-OIL/SPILL )

Royal Thai Navy personnel clean up a beach from a major oil slick on Ao Phrao beach on the island of Ko Samet on July 30, 2013. Thai navy personnel battled to clean up a major oil slick which coated a beach on a popular tourist island in a national park after a pipeline leak. NICOLAS ASFOURI/AFP/Getty Images ( 521754121 )

Thai soldiers in white biohazard suits take part in a clean-up operation at Ao Prao Beach on Koh Samet, Rayong July 30, 2013. Crude oil that leaked from a pipeline in the Gulf of Thailand over the weekend has reached a Thai tourist resort, pipeline operator PTT Global Chemical Pcl said on Monday. Around 50,000 liters of crude oil poured into the sea on Saturday around 20 km (12 miles) off the coast of Rayong, southeast of the capital Bangkok. REUTERS/Athit Perawongmetha ( THAILAND-OILSPILL )

Thai soldiers in white biohazard suits take part in a clean-up operation at Ao Prao Beach on Koh Samet, Rayong July 30, 2013. An oil spill that has blackened beaches at Koh Samet was having an extreme impact on tourism and could spread to the coast of the mainland and affect the fishing industry, officials and an environmental group said on Tuesday. REUTERS/Athit Perawongmetha ( THAILAND-OIL/SPILL )

Royal Thai Navy personnel clean up a beach from a major oil slick on Ao Phrao beach on the island of Ko Samet on July 30, 2013. Thai navy personnel battled to clean up the major oil slick which coated a beach on the popular tourist island in a national park after a pipeline leak. NICOLAS ASFOURI/AFP/Getty Images ( 521746168 )

An oil slick on Ao Phrao beach on the island of Ko Samet on July 30, 2013. Thai navy personnel battled to clean up a major oil slick which coated a beach on a popular tourist island in a national park after a pipeline leak. NICOLAS ASFOURI/AFP/Getty Images ( 521754675 )

Thai soldiers in white biohazard suits take part in a clean-up operation at Ao Prao Beach on Koh Samet, Rayong July 30, 2013. Crude oil that leaked from a pipeline in the Gulf of Thailand over the weekend has reached a Thai tourist resort, pipeline operator PTT Global Chemical Pcl said on Monday. Around 50,000 liters of crude oil poured into the sea on Saturday around 20 km (12 miles) off the coast of Rayong, southeast of the capital Bangkok. REUTERS/Athit Perawongmetha ( THAILAND-OILSPILL )

Royal Thai Navy personnel work to clean up from a major oil slick on Ao Phrao beach on the island of Ko Samet on July 30, 2013. Thai navy personnel battled to clean up the major oil slick which coated a beach on the popular tourist island in a national park after a pipeline leak. NICOLAS ASFOURI/AFP/Getty Images ( 521746991 )

Royal Thai Navy personnel work to clean up from a major oil slick on Ao Phrao beach on the island of Ko Samet on July 30, 2013. Thai navy personnel battled to clean up the major oil slick which coated a beach on the popular tourist island in a national park after a pipeline leak. NICOLAS ASFOURI/AFP/Getty Images ( 521746647 )

Royal Thai Navy personnel pour oil off as they clean up from a major oil slick on Ao Phrao beach on the island of Ko Samet on July 30, 2013. Thai navy personnel battled to clean up the major oil slick which coated a beach on the popular tourist island in a national park after a pipeline leak. NICOLAS ASFOURI/AFP/Getty Images ( 521746467 )

Royal Thai Navy personnel clean up a beach from a major oil slick on Ao Phrao beach on the island of Ko Samet on July 30, 2013. Thai navy personnel battled to clean up the major oil slick which coated a beach on the popular tourist island in a national park after a pipeline leak. NICOLAS ASFOURI/AFP/Getty Images ( 521745723 )

Royal Thai Navy personnel work to clean up from a major oil slick on Ao Phrao beach on the island of Ko Samet on July 30, 2013. Thai navy personnel battled to clean up the major oil slick which coated a beach on the popular tourist island in a national park after a pipeline leak. NICOLAS ASFOURI/AFP/Getty Images ( 521747002 )

A Thai soldier in white biohazard suit rolls out a ream of special paper in a clean-up operation at Ao Prao Beach on Koh Samet, Rayong July 30, 2013. Crude oil that leaked from a pipeline in the Gulf of Thailand over the weekend has reached a Thai tourist resort, pipeline operator PTT Global Chemical Pcl said on Monday. Around 50,000 liters of crude oil poured into the sea on Saturday around 20 km (12 miles) off the coast of Rayong, southeast of the capital Bangkok. REUTERS/Athit Perawongmetha ( THAILAND-OILSPILL )

Thai soldiers in white biohazard suits use special reams of paper during a clean-up operation at Ao Prao Beach on Koh Samet, Rayong July 30, 2013. Crude oil that leaked from a pipeline in the Gulf of Thailand over the weekend has reached a Thai tourist resort, pipeline operator PTT Global Chemical Pcl said on Monday. Around 50,000 liters of crude oil poured into the sea on Saturday around 20 km (12 miles) off the coast of Rayong, southeast of the capital Bangkok. REUTERS/Athit Perawongmetha ( THAILAND-OILSPILL )

Oil-stained footprints left behind by Royal Thai Navy personnel are seen as they take a break from cleaning up a beach from a major oil slick on Ao Phrao beach on the island of Ko Samet on July 30, 2013. Thai navy personnel battled to clean up a major oil slick which coated a beach on a popular tourist island in a national park after a pipeline leak. NICOLAS ASFOURI/AFP/Getty Images ( 521754520 )

Royal Thai Navy personnel clean up a beach from a major oil slick on Ao Phrao beach on the island of Ko Samet on July 30, 2013. Thai navy personnel battled to clean up the major oil slick which coated a beach on the popular tourist island in a national park after a pipeline leak. NICOLAS ASFOURI/AFP/Getty Images ( 521745978 )

Royal Thai Navy personnel work to clean up from a major oil slick on Ao Phrao beach on the island of Ko Samet on July 30, 2013. Thai navy personnel battled to clean up the major oil slick which coated a beach on the popular tourist island in a national park after a pipeline leak. NICOLAS ASFOURI/AFP/Getty Images ( 521746988 )

A Thai soldier in white biohazard suit is fed water as he takes part with others in a clean-up operation at Ao Prao Beach on Koh Samet, Rayong July 30, 2013. Crude oil that leaked from a pipeline in the Gulf of Thailand over the weekend has reached a Thai tourist resort, pipeline operator PTT Global Chemical Pcl said on Monday. Around 50,000 liters of crude oil poured into the sea on Saturday around 20 km (12 miles) off the coast of Rayong, southeast of the capital Bangkok. REUTERS/Athit Perawongmetha ( THAILAND-OILSPILL )

Royal Thai Navy personnel clean up a beach from a major oil slick on Ao Phrao beach on the island of Ko Samet on July 30, 2013. Thai navy personnel battled to clean up a major oil slick which coated a beach on a popular tourist island in a national park after a pipeline leak. NICOLAS ASFOURI/AFP/Getty Images ( 521754162 )

Royal Thai Navy personnel work to clean up from a major oil slick on Ao Phrao beach on the island of Ko Samet on July 30, 2013. Thai navy personnel battled to clean up the major oil slick which coated a beach on the popular tourist island in a national park after a pipeline leak. NICOLAS ASFOURI/AFP/Getty Images ( 521746986 )

Oil from a major spill is pictured as Royal Thai Navy personnel work to clean up the mess on Ao Phrao beach on the island of Ko Samet on July 30, 2013. Thai navy personnel battled to clean up the major oil slick which coated a beach on the popular tourist island in a national park after a pipeline leak. NICOLAS ASFOURI/AFP/Getty Images ( 521747022 )

Royal Thai Navy personnel clean up a beach from a major oil slick on Ao Phrao beach on the island of Ko Samet on July 30, 2013. Thai navy personnel battled to clean up the major oil slick which coated a beach on the popular tourist island in a national park after a pipeline leak. NICOLAS ASFOURI/AFP/Getty Images ( 521746181 )

Oil-stained buckets lay on the beach as Royal Thai Navy personnel take a break as they clean up a beach from a major oil slick on Ao Phrao beach on the island of Ko Samet on July 30, 2013. Thai navy personnel battled to clean up a major oil slick which coated a beach on a popular tourist island in a national park after a pipeline leak. NICOLAS ASFOURI/AFP/Getty Images ( 521754007 )

Thai soldiers in white biohazard suits shovel layers of oil during a clean-up operation at Ao Prao Beach on Koh Samet, Rayong July 30, 2013. Crude oil that leaked from a pipeline in the Gulf of Thailand over the weekend has reached a Thai tourist resort, pipeline operator PTT Global Chemical Pcl said on Monday. Around 50,000 liters of crude oil poured into the sea on Saturday around 20 km (12 miles) off the coast of Rayong, southeast of the capital Bangkok. REUTERS/Athit Perawongmetha ( THAILAND-OILSPILL )

Royal Thai Navy personnel work to clean up from a major oil slick on Ao Phrao beach on the island of Ko Samet on July 30, 2013. Thai navy personnel battled to clean up the major oil slick which coated a beach on the popular tourist island in a national park after a pipeline leak. NICOLAS ASFOURI/AFP/Getty Images ( 521747219 )

A major oil slick is seen on Ao Phrao beach on the island of Ko Samet on July 30, 2013. Thai navy personnel battled to clean up a major oil slick which coated a beach on a popular tourist island in a national park after a pipeline leak. NICOLAS ASFOURI/AFP/Getty Images ( 521754389 )

Royal Thai Navy personnel clean up a beach from a major oil slick on Ao Phrao beach on the island of Ko Samet on July 30, 2013. Thai navy personnel battled to clean up the major oil slick which coated a beach on the popular tourist island in a national park after a pipeline leak. NICOLAS ASFOURI/AFP/Getty Images ( 521745883 )