Assertion: tiger shark's population | /r/CapableOf | have decreased for example
Facets:
Source sentences:
text: For example, populations of tawny nurse sharks (N. ferrugineus, which often rest in caves and under reef escarpments) near Thailand are thought to have decreased as a direct result of blast fishing and through pestering by divers, whereas shorttail nurse sharks (P. brevicaudatum, which inhabit the western Indian Ocean) are declining because of a combination of habitat destruction, fishing, and capture as bycatch (being accidentally caught by anglers).