Sea otters can drown if entangled in fishing gear. Other dangers include rat predation and drowning in longline fishing gear. The museum includes a replica longhouse, canoes, basketry and whaling and fishing gear. Other anthropogenic causes of death include drowning in fishing gear. Regulations cover the kind of fishing gear that may be used. Lead in some fishing gear has been banned in several countries. The other approach is alternative fishing gear. There is a rich bone and antler industry, especially in relation to fishing gear. U.S. fisheries use most fishing gear types. Entanglement in fishing gear and probably ship strikes are other sources of mortality. They also face habitat destruction and accidental capture in fishing gear. The term ALDFG means "abandoned or lost or discarded fishing gear". It is threatened by fishing operations, as it can become entangled in fishing gear. Untended fishing gear is responsible for many loggerhead deaths. Fishing tackle is also called "fishing gear".