Brown said the elements of the tragedy were daunting for rescuers: The boat was in a remote location with limited firefighting capabilities, passengers were sleeping below deck in the middle of the night and there was a quick-moving fire.
"You couldn't ask for a worse situation," the sheriff said.
The Conception was chartered by Worldwide Diving Adventures, which says on its website Cheap Newport Cigarettes Online Sale that it has been taking divers on such expeditions since the 1970s.
Coast Guard records show inspections of the Conception conducted last February and in August 2018 found no deficiencies. Earlier inspections found some safety violations related to fire safety.
A 2016 inspection resulted in owners replacing the heat detector in the galley and one in 2014 cited a leaky fire hose.
Records show all safety violations from the last five years were quickly addressed by the boat's owners.
The Channel Islands draw boaters, divers and hikers. Five of the eight Channel Islands comprise the national Newport box 100s cigarettes park and Santa Cruz is the largest within the park at about 96 square miles (248.6 square kilometers).