[Orca Network] Biggs T137s northbound. T137 and 137D close to Whidbey, 137A and 137C midchannel (Tyler McKeen)
{"aggregatorChain": "Whale Alert / Maplify (WASEAK) > Orca Network", "travelDirection": "north", "aggregatorSource": "Orca Network", "unvalidatedIdentifiers": ["T137s", "T137"]}