Japanese angelshark is eaten and the rough skin is made into a type of leather called shagreen for use in wood finishing. Angel sharks in general are highly threatened by commercial trawl fisheries due to their susceptibility to capture and low rate of reproduction, and angel shark species elsewhere are known to have declined markedly under fishing pressure. Trawling activity in the Yellow Sea and other parts of the northwestern Pacific is intense and, coupled with pollution, has had a serious impact on the local ecosystem. The Japanese angelshark population is suspected to have declined by up to 50% or more under
Creatures of Impulse ever made audiences laugh more in so short a time". In an 1882 assessment of the piece for amateur theatre societies, M. E. James noted that "The singing is a great addition. It is altogether an amusing bit of nonsense, and very original". "The Times" review was less positive than most, saying that although the play was good, more was expected of Gilbert: Creatures of Impulse Creatures of Impulse is a stage play by the English dramatist W. S. Gilbert, with music by the composer-conductor Alberto Randegger, which Gilbert adapted from his own short story. Both the play and the