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
Leather wallpaper Leather wallpaper Leather wallpaper is a type of wallpaper used in various styles for wall covering. It is often referred to as wrought leather. It is often gilded, painted and decorated. With the advent of wallpaper use from about 1650-1750, leather was used to cover and decorate sections of walls in the habitations of wealthy persons. Leather is pliable and could be decorated in various ways. Embossed wall coverings made to imitate antique embossed leather include Tynecastle, or Modeled Canvas. It was developed and patented in 1874 by designer W. Scott Morton (1840-1903). It was made by hand pressing canvas