seachannel
1Astoria Canyon — ▪ submarine canyon, Pacific Ocean submarine canyon and fan valley system of the Pacific continental margin, off the coast of Oregon, U.S. The canyon s head is in water about 330 feet (100 metres) deep, 11 miles (18 km) west of the mouth of… …
2NOAAS Surveyor (S 132) — Surveyor conducting helicopter operations in the Bering Sea Career (United States) …
