The Arctic char varies quite widely in both size and color. They are generally spotted extensively across their bodies. Most of them lighter in color. Many are silver. Arctic char that live mostly in oceans tend to be lighter and less spotted than the ones that call rivers, lakes, and streams home.
Most Arctic char have dark blue or black backs.
The colorings change to a lighter green or gray or blue as you look down their sides. Their bellies are typically white, but they have also known to take a reddish tint in certain regions. The spots on these fish can be any of a variety of colors, ranging from pink to orange to bright red. Most Arctic chars only grow about a foot long, but larger fish are not all that uncommon. Arctic chars are typically found in colder climates.