sentences:  It is caught incidentally in shrimp trawls, though trawl fisheries within its range mostly do not operate at the depths it inhabits.As a result, the International Union for Conservation of Nature has listed it under Least Concern.John T. Nichols of the American Museum of Natural History originally described the roughtail catshark as "Pristiurus arae" in a 1927 issue of "American Museum Novitates".