- Location: Berry Islands
- Lat / Lon: N 25° 32.227' / W 077° 43.266'
- Depth: 8 Feet
One warning: A large, red, island freighter-type boat delivers fuel by hose to Alder Cay. If you are awakened by loud blasts from a boat's horn, weigh anchor and move quickly. The land "hookup" for the incredibly lengthy hose from the boat is behind some oleander on the northwestern shore of the cay's small harbor. If you are lucky enough to be anchored out of its way, prepare to watch the proceedings, especially the hose handling