We let that one go, but only after he had held it in his hands, cold and quick, muscle with eyes and a heart, scales specked with yellow and red, and one tiny orange fin.

NEWYORKER: The Other Place

Borrowman pointed out a distinctive pale-grey saddle patch behind the dorsal fin and identified the orca as one he sees frequently: a 43-year-old male known as A38.

BBC: A quest to see Canada��s orcas in the wild

Instead they have to land detached fins and carcasses in a ratio of weights that is supposed to ensure that everything makes it to port - one carcass for every fin.

BBC: EU gives shark protection teeth

The Banqueting House is one of the first restaurant chains to offer a shark fin-free menu.

BBC: Hong Kong shark fin trade declines

In one case the struggling business made a hugely speculative investment in high-fin loaches, but the sensitive fish were so traumatized by vibrations from nearby power tools that they all went belly-up in just a few days.

FORBES: Magazine Article

Visitors are required to wear a life jacket or wetsuit, you cannot feed the fish or submerge yourself beneath them, only three people (plus a guide) are allowed in the water at one time, and, no, you cannot catch a ride on their fin.

BBC: Swimming with whale sharks in Mexico