Prowlers routinely fly in the NW zones ... Whidbey has access to great e-ranges.
EA-6B : 4 man crew. Pilot, Nav, and 2 EWarriors.
USMC F/A-18 : 2 man crew. Pilot, Rio/BN.
USN F/A-18 : 1 Man Crew. Pilot.
If it's Miramar they are USMC. Remember, the Navy ceded Miramar to little brother a few years back, and moved the 18s up to LeMoore.