The World Water Week is being observed in Stockholm from August 26 to August 31. This annual conference discusses various aspects of our planet’s most valuable resource like water quality, water in an urbanizing world and water security. The oceans are the largest reservoirs of water on earth. They also support a diversity of marine life upon which we are dependent in a number of ways. The oceans provide a fascinating theme for online slots players and software developers have catered to this theme in abundance. This article discusses some of the best ocean themed online slots games.

The Playtech ocean themed slot game selected for this article is Great Blue. The deep blue of the ocean is reflected in the background and also in the high value card symbols. The creatures of the ocean are depicted as brightly colored symbols and include shark, turtle, seahorse, starfish and fish. The whale is the wild symbol and has features appropriate with its majesty. It appears stacked on the reels, doubles payouts when it substitutes in winning combinations and directly awards the jackpot payout of 10,000 coins. The pearl is the scatter symbol and awards up to 33 free spins with a multiplier of up to 15 times. The Playtech gamble game has also been incorporated. Great Blue is live at all Playtech online casinos like Omni Casino and Mansion Casino.

Crystal Waters is the Realtime Gaming ocean themed online slot. The ocean setting is the South Seas isles and the graphics convey the pristine purity of the water. The symbols are very similar to those in Great Blue but crafted in a different style. The dolphin is the wild symbol in Crystal Waters. It doubles payouts but does not offer line payouts of its own. The yacht symbol can award 15 free spins. A fish acts as a bonus symbol in the free spins. It is an additional wild and a multiplier as well. Crystal Waters offers a randomly triggered progressive jackpot. This slot game can be played at Realtime Gaming online casinos like Club World and Slots Jungle.

The oceans are also the custodians of material treasures from sunken ships and ancient civilizations. A recently released online slot game from the software developer Cryptologic titled Captain Nemo covers this aspect of the ocean. The symbols include some of the equipment utilized in exploring the oceans. The natural side is not ignored though, and there are symbols depicting ocean bed terrain and creatures like the octopus. The sunken ships is the wild symbol. The bonus game can lead to a progressive jackpot being hit and real treasure being won. Captain Nemo is available at Cryptologic online casinos like InterCasino.

Dolphin Coast from Microgaming is a visually appealing slot game and at the same time rich in features. The animated introductory clip takes players on a journey through the oceans from the surface to the depths. The background of the symbols depicts the interplay of light through the ocean waters. In some of the animations, fish swim across the reels. Dolphin Coast is an all pays slots game with five rows of symbols across the reels. This offers players 3,125 ways to win. Players can win up to 7.5 million coins in the free spins. Dolphin Coast is live at Microgaming online casinos like Platinum Play and 32Red.