The award-winning Aquaria, created by the Bit Blot team, is now available on Steam.

Winner of the Seumas McNally Grand Prize at IGF 2007 and priced at $15.99 until the end of the year, a metacritic score of 84% suggests that you might do well to pick this gem up.

Aquaria is an award-winning action-adventure game set in a massive underwater world teaming with life and filled with ancient secrets. Join Naija, a lone underwater adventurer, as she travels from hidden caves shrouded in darkness, to beautiful, sunlit oases in search of her past. She'll uncover hidden treasures, explore uncharted waters, and do battle with massive underwater beasts to learn the truth about her family and reveal the secret of Aquaria.

 
 

• Massive, beautiful world to explore
• Compelling story woven through beautiful visuals, music and voice-overs
• Innovative mouse-based control scheme and magic-based combat
• 175 unique creatures to discover, interact and do battle with
• Dozens of treasures to attain
• Cooking system for creation of powerful items
• Unlock all the Steam Achievements

Grab it on Steam over at the store.