1. Lymnaeid snails generally feed on algae and vegetation growing on submerged rocks . 2. A moment later he felt his kayak scrape a submerged rock . 3. Submerged rocks make the nearly coastline a mariner's nightmare.4. The chisel lip is used to scrape algae, a major food source, off submerged rocks . 5. However the ground now shallowed quite rapidly and suddenly " Rattlesnake " struck a submerged rock . 6. It was believed that the hull of the ship had been ripped open by a submerged rock . 7. The bridge carries both vehicular and pedestrian traffic just off the coast, crossing the submerged rock shelf. 8. In a smaller rowboat guided by a lantern, Magi would lead the way through the submerged rocks . 9. After several shipwrecks upon the semi-submerged rock , he wanted a refuge for survivors until help could arrive. 10. On 8 October 1960, " Lochiel " hit submerged rocks in West Loch Tarbert, Argyll and sank.
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