Dolphin goes up to divers to get net off of him

Scuba Divers were watching Manta Rays and a Dolphin came up to the divers and would not leave.  The Dolphin had a fishing line and hook attached to him.  The divers cut the fishing line off.  I used to scuba dive.

http://www.treehugger.com/ocean-conservation/dolphin-tangled-fishing-line-approaches-divers-help-video.html