International Pacific Halibut Commission International Pacific Halibut Commission The International Pacific Halibut Commission (IPHC) is an International Fisheries Organization, having Canada and the United States as its members, responsible for the management of stocks of Pacific halibut or "Hippoglossus stenolepis" within the Pacific waters of its member states. It was founded in 1923 by an international treaty. The original treaty has been revised three times (1953,1976,1979). The 1979 amendment clarified the role of the IPHC in the management of the fishery through the North Pacific Halibut Act of 1982. It has carried out many activities including the use of chartered commercial fishing vessels to
Flat Bastion portion, now a geological research and exhibition facility. The bastion is a listed building with the Gibraltar Heritage Trust. While St. Jago's Bastion has been said to be an early name for Flat Bastion, it has a separate listing with the Gibraltar Heritage Trust, next to those for Flat Bastion and Flat Bastion Magazine. The Spanish began construction of Flat Bastion in the 16th century, in 1552, at which time it was referred to as St. Jago's or Santiago's Bastion (). According to Dr. Darren Fa and Professor Clive Finlayson, both of the Gibraltar Museum, Flat Bastion was built by