spotter n An observer on an airplane sent out to locate seal herds on the ice-floe.
[1954] 1979 Evening Telegram 14 Mar, p. 8 Captain Ken Barbour, official spotter on the sealing plane, says Newfoundland is going to lose her sealing industry. 1957 Daily News 16 Oct To top this off, spotters had flown over the vast expanse of ice to the north, reported sighting large herds of seals, the approximate position of which were given to the skippers of the fleet.
