Here are the Details of Grenada/Carriacou.

When to go
Good All year round
Marine Life
Soft corals, sea fans and gorgonias form lush forests. Hard coral reefs also attract plenty of life including turtles, lobsters and rays.
Diving
Reef and wreck diving for all levels. Southern Atlantic coast has strong currents.
Areas
Grenada'a Bianca C is the largest wreck in the Caribbean.
Cost
Moderate
In Water
Lightweight wetsuit or Lycra suit to protect against coral.
On Land
Light tropical clothing.
Hazards
Normal reef hazards and strong currents on Atlantic side.
Currency
Eastern Caribbean Dollar.
Electricity
220V
Visas
False
Info
www.caribbeansupersite.com/grenada