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
Horween Leather Company the Horween family that has worked in the company: About 85% of the leather at Horween Leather Company is made from cowhide. The company's workers take raw hides, which arrive salted to prevent deterioration, trim them, and remove their hair with chemicals in an extremely large washing drum. The leather is then treated with salt and pickled for 24 hours, so that it reaches a desired pH level. It is then bated, tanned, and finished. Horween Leather Company produces many different full grain and corrected grain leathers. Its leather is used in a number of products including footwear, sports equipment,