‘Extremely unusual’ dolphins spotted off the coast of Cambodia

Researchers spotted the “extremely unusual” pod of dolphins off Preaek Tnaot, Marine Conservation Cambodia said in a May 30 Facebook post. The group included several adults of one species and a baby of another. Read more here.

Whale asks diver to free it from plastic entanglement

A video has emerged showing a sperm whale entangled in rubbish swimming up to a group of divers and apparently asking them for help. Read more here.

Ghost nets haunt marine life in Malaysian marine park, study finds

In 2015, a local NGO started training volunteers to remove ghost nets washed up on the coral reefs and beaches of Tioman Island in Malaysia. The NGO also set up a hotline where anyone can report a ghost net sighting. Read more here.

Anglers discover rare oarfish under attack by sharks in Cabo

The oarfish in question, a serpent-like denizen with crimson fins, was spotted floundering near the surface on May 28 off Cabo San Lucas, Mexico. Read more here.

World’s most endangered marine mammal in alarmingly low numbers in Mexico

Recent expeditions have revealed a heart-wrenching decline in their numbers, with only 6 to 8 individuals sighted this year, down from an estimated 10 to 13 last year. Read more here.