When people envision scuba diving, they probably see crystal clear blue water, a reef full of corals in every color and texture, and a kaleidoscope of various fish in every hue of the rainbow. Perhaps a turtle is munching algae off of a rock. Perhaps a shark cruises along the reef. Everything looks like an aquarium. What they probably don’t envision is the mucky, sandy bottom of a strait that hosts a busy boat port. Why would anyone ever want to dive in a place like that? Because that muck is home to a weird and wonderful assortment of critters. Some