1 Back problems. 2  Spine problems in the back near the lower ribs can pinch the nerves that travel through the groin area and cause groin and thigh pain. 3  Spine problems include a herniated disc or lumbar narrowing (stenosis).
Fish diets are determined by which organisms are readily available in the fish's habitat. Some larger fish eat smaller fish and sometimes are cannibalistic, eating smaller fish of their own species. Catfish in the wild swim along the bottom of rivers and eat dead fish, animal feces and just about anything they can find. Learn more about Fish
A 4-oz serving of wild salmon provides a full dayâs requirement of vitamin D, making it one of the few foods that can make that claim. The same serving of fish contains over half of the necessary B12, niacin, and selenium, and is an excellent source of B6 and magnesium.