* Karp WA, Desfosse LL and Brooke SG (2011) U.S. National Bycatch Report National Marine Fisheries Service, NOAA Technical Memo NMFS-F/SPO-117E.
* FAO (1997) "A STUDY OF THE OPTIONS FOR UTILIZATION OF BYCATCH AND DISCARDS FROM MARINE CAPTURE FISHERIES" [http://www.fao.org/docrep/w6602e/w6602E00.htm]* Karp WA, Desfosse LL and Brooke SG (2011) U.S. National Bycatch Report National Marine Fisheries Service, NOAA Technical Memo NMFS-F/SPO-117E.