Here are the Details of Malta.

When to go
Good Apr - Oct
Marine Life
Malta's clear waters are home to plentiful fish, despite continuing illegal spearfishing. Shore dives reveal many small fish, while offshore sites produce barracuda, groupers and others. Malta's highlight, however, is seahorses.
Diving
A great place to learn to dive, but there is also plenty for more experienced divers. Diving is from the shore and day-dive boats, with wrecks, caves and tunnels. Several boast also offer dive safaris arounds the islands.
Areas
Marfa Point, Valletta Harbour for the wreck of HMS Maori, the Blue Grotto and several sites in Comino. Gozo offers some of Malta's best diving, at sites including the Blue Hole. Azure Window, Inland Sea and the Blue Dome.
Cost
Cheap
In Water
Full 5mm or 7mm wetsuit in summer, semi-drysuit or drysuit in winter.
On Land
Light clothing in summer;warm clothes and rainwear in winter.
Hazards
Tourist boats on the surace at the Blue Grotto and the Azure Window.
Currency
Maltese Lira
Electricity
240V
Visas
False
Info
www.tourism.org.mt