(Phoca vitulina)
Individual harbor seals possess a unique pattern of spots,either dark on a light background or light on a dark.They vary in color from brownish black to tan or grey;underparts are generally lighter.The body and flippers are short,heads are rounded.Nostrils appear distinctively V-shaped.As with other true seals,there is no pinna (ear flap).An ear canal may be visible behind the eye.Including the head and flippers,they may reach an adult length of 1.85 meters (6.1 ft) and a weight of 55 to 168 kg (120 to 370 lb).Females are generally smaller than males.