Home > Products > Cartography > Offshore G-Chart > Gulf of Alaska / British Columbia - Exterior Offshore G-Chart® - Gulf of Alaska / British Columbia - Exterior Garmin® Offshore G-Charts in the Gulf of Alaska / British Columbia - Exterior Region: Standard G-Charts work with: GPSMAP® 130, 135, 175, 210, 215, 215, 220, 225, 230, and 235. Micro G-Charts work with: GPSMAP 180 and 185. For charter/lease or trade-in orders, please call Garmin Cartography Sales at 1-800-800-1020. G-Chart Micro G-Chart Name Description Datum Retail Price GCA170SM MGCA170SM Stephens I - Freeman Pass, Mar. 00 Stephens Island to Freeman Pass, including Seal Rocks, Kitkatla Inlet and Browning Entrance WGS 84 $199 GUS381SS MGUS381SS Drier Bay - College Fd Harvard Glacier to Chenega Island, including Port Wells WGS 84 $99 GUS382SS MGUS382SS Prince William Sound S/W Prince William Sound southwest, Icy Bay to Cape Cleare WGS 84 $99 GUS383SS MGUS383SS Icy Cape - Egg I Channel Egg Island Channel to Icy Cape WGS 84 $99 GUS385SS MGUS385SS Yakutat Harbor - Icy Bay Yakutat Harbor to Icy Bay WGS 84 $99 GUS386SS MGUS386SS Dry Bay - Yakutat Harbor Dry Bay to Yakutat Harbor WGS 84 $99 GUS398SS MGUS398SS Port Valdez From Unakwik Inlet to Glacier River, including Valdez and Cordova WGS 84 $99 GUS528SM MGUS528SM Dall I - Waterfall, Mar. 00 Dall Island to Waterfall Including Tlevak Strait, Sukkwan Island, klakas Inlet and Cordova Bay WGS 84 $199 GUS529SM MGUS529SM Waterfall - El Capitan, Mar. 00 Waterfall to El Capitan Including Bucareli Bay, Gulf of Essquibel, Klawock, Sea Otter Sound, Heceta Island and Kosciusko Island WGS 84 $199 GUS531SM MGUS531SM Wrangell & Clarence Str, Mar. 00 Skowl Arm to LeConte Bay Including Cleveland Peninsula, Ernest Sound, Canoe Passage, Etolin Island and Wrangell Island WGS 84 $199 GUS533SM MGUS533SM Coronation I - Gut Bay, Mar. 00 Coronation Island to Gut Bay Including South Chatham Strait, Port Howard, Cape Ommaney and Whale Bay WGS 84 $199 GUS534SM MGUS534SM Juneau - Red Bluff Bay, Mar. 00 Juneau to Red Bluff Bay Including North Chatham Strait, Peril Strait, Salisbury Sound, Tenakee Inlet, Port Frederick, Icy Strait, Bartlett Cove, Point Couverden and Hawk Inlet WGS 84 $199 GUS538SM MGUS538SM Sitka Sd - Peril Strait, Mar. 00 Sitka Sound to Peril Strait Including Point Craven, Hoonah Sound, Salisbury Sound and Kruzof Island WGS 84 $199 GUS539SM MGUS539SM Hecata I - C Blendel, Mar. 00 Hecata Island to Cape Blendel Including Sea Otter Sound, Summer Strait, Keku Strait and Port Camden WGS 84 $199