QuickCheck: Was a new shark species discovered after it tried to swallow a ship's anchor?

GIVEN how vast and deep our oceans are, it is logical to deduce that many species remain undiscovered until chance and technological advancement leads to an encounter or two – and with the discovery of new lifeforms, tall tales often emerge about how they were discovered.

Ever since the mid-1970s, it has been claimed that a rare species of shark called the megamouth was discovered when it died trying to swallow an anchor of a US Navy research ship.