Both Male and females look very similar. Their wings are grayish brown and so are their upper parts. They have white tails that are long with black bands forming at the end parts. The underparts of their brownish grey breast and bellies are a bit faint. They have under tail feathers that possess black terminal bands that are dark grayish brown. They have rather small heads that are colored grey. Their hook bills have darkish grey colors at the end parts. The Gray Headed Fish Eagles have pale yellow eyes. Their feet are colored greyish brown and their claws are colored black.These birds stay close to streams of water.
These birds of prey are fish eaters and they are adept at catching their prey with their claws. They stay on top of a perch while looking for prey. Once spotted, they will dive downwards on a short flight, their legs and claws aimed straight forward as they swoop down on their meal for the day. If the fish is quite large, the eagle will drag it to the shore They will never let their feet or body go down into the water. They also feed on dead fish, small birds and mammals.