When the muscles are contracted like that, it makes them that much more vulnerable and susceptible to injury. You usually will not be able to visually see the abdominal strain injury from the outside. Although, if it is a serious enough strain there may be some bruising around the affected area.
The butterfish, or peprilus triacanthus, is a schooling fish with an oval body that roughly resembles a flounder.This small fish inhabits the waters along the Atlantic coast of North America between Florida and Newfoundland.lso known as escobar, sheepshead, and dollarfish, the butterfish is used as both food for human consumption and as bait for larger fish. It has been commercially fished in the United States since the 19th century. The fish was first used as a fertilizer until people discovered it was good enough to eat.
About sablefish / black cod Edit. Also known as Alaska cod, black cod and butterfish, the sablefish is actually neither a cod nor a butterfish. It ranges in size from 1 to 10 pounds and is found in deep waters off the Pacific Northwest coast. The white flesh of the sablefish is soft textured and mild-flavored.