Wild Alaskan salmon includes the species Chinook, Coho, chum, sockeye and pink salmon. These large, cold-water fish are caught off the coast of Alaska for their delicious and nutritious flesh, which is high in protein and omega-3 fatty acids.

According to the U.S. Department of Agriculture, a 3-oz. serving of wild Alaskan salmon contains 135 calories, on average. Proteins make up about 75 calories, while fats deliver 60 calories. Carbohydrates provide no calories.

The USDA also indicates that a 3-oz. serving of wild Alaskan salmon provides 17 g of protein and 7 g as fat. Water, indigestible matter and nutrients make up the remainder.

Salmon provides several minerals, including magnesium, phosphorus, potassium and selenium. It also provides vitamins B6, B12, niacin, riboflavin, thiamine and pantothenic acid.

The Colorado State University Extension indicates that all species of salmon contain high levels of omega-3 fatty acids.Including salmon in the diet may help reduce the risk of cardiovascular disease and cholesterol levels in the bloodstream.