Deep Sea Fishing from St Lucia. Channel your inner-Quint for a deep sea fishing adventure in the waters off St Lucia. Relax aboard your charter boat, sip on soda and beer and get ready to wrangle your catch, which depending on the time of year may range from wahoo to Spanish mackerel. It doesn't matter if you're a casting novice or pro angler, all levels are welcome. You may even spot a whale or two. Book and Save 10%: Deep Sea Fishing from St Lucia.