SAN JUAN, Puerto Rico (AP) — As the ocean floor plunges off southwestern Puerto Rico, it reveals coral reefs dotted with bright-blue sea squirts and a multitude of other organisms whose existence has given hope to scientists who strive to save the island’s threatened ecosystems. The organisms are an integral part of a group of reefs discovered to be thriving near an area where most shallow coral reefs and the fish that depend on them are in poor health overall. The reefs — at a depth of up to 500…
Read MorePuerto Rico aims to protect newly discovered reefs
