Sail Clear of These “Ship Killing” Shoals!
What powerful dangers could grab hold of your steering like the tentacles of a giant squid? Or lie in wait just beneath the surface to cause you to ground on a sandy shoal? Enjoy this exclusive excerpt from the Captain John’s popular eBook “Chart Symbols Made Easy”.
1. Look for Hidden Waves Beneath the Surface!
2. Steer Clear of These “Mini-Whirlpools”
3. Don’t Let Riprap Ruin Your Day!