I think calling this guy a hero or angel is a bit melodramatic. When you find a stressed out dog in the water while you're out fishing or kayaking, you're EXPECTED to save the dog. I can't even imagine someone coming across that situation and saying fukit, not my job. Sheesh. Still, good on him f...
might be more applicable to ocean acidification and effects on crustaceans, molluscs, coral, etc.