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.
The common goldfish, also known as feeder fish, is a type of goldfish with no other differences from their ancestors other than their color. Goldfish are a form of domesticated wild carp and are a close relative of koi. Most varieties of fancy goldfish were derived from this simple breed.