What's left after the prime bits are gone. Note how this fish is headless and mostly skinless, either the remains of this bear's catch after he has eaten the best parts, or a carcass he has picked up after a bigger male has eaten the most nutritionally valuable parts.
Another big male peels the skin from a freshly caught salmon.
Two male bears tussle over a fish that the bear at left caught and was eating (you can see it in the bottom left corner of the photo). This skirmish lasted only a few seconds, but showed how quickly the big, lumbering bears could turn into formidable half-ton fighters.