HOUSTON—A key waterway linking refineries and petrochemical plants with the Gulf of Mexico remained closed indefinitely to ship traffic, two days after a collision triggered an oil spill in Texas’ Galveston Bay. More than a hundred ships were waiting Monday to enter the Houston Ship Channel, a 52-mile waterway that connects the Port of Houston with the open ocean, according to the U.S. Coast Guard. That was up from about 60 ships waiting for access a day earlier, authorities said. Initial hope that limited traffic would be permitted late Monday was dashed when cleanup crews skimming oil from the water’s surface reported recoverable amounts of fuel stuck in the jetties, said Patrick Seeba, program manager with the Houston Ship Channel Security District. The continuing effort to contain the spill, estimated at 4,000 barrels of fuel oil, threatened to further jam ship traffic for days. The situation, if prolonged, could […]