Complete the following achievements to unlock Xbox Live Gamerscore points. 

Barracuda Bully (25 points) - Score a 'Barracuda Bonus' by biting a 
barracuda's tail four times in a row. 
Fast Food (20 points) - Complete Time Attack! 
Flippin' Good Time (15 points) - Complete a Quadruple Flip. 
Fish Upgrade (10 points) - Awarded for your first fish upgrade in the 
single player story mode. 
Frenzyfest Master (15 points) - Come first in a Frenzyfest Tournament. 
Full Tank (15 points) - Awarded for unlocking all Fish Upgrades in the 
single player story mode. 
Life of the Party (15 points) - Compete in Party Games to accumulate 1000 
Party Points. 
Mega Frenzy (5 points) - Rapidly eat fish to max out the FRENZY meter in a 
single player game. 
School Teacher (20 points) - Eat 500 entire schools of fish, or swarms of bugs. 
The Intruder (25 points) - Awarded for defeating the Intruder and 
completing the single player story mode. 
Well Defended (10 points) - Accumulate three simultaneous fish shields. 
Well Fed Fish (25 points) - Accumulate 5000 fish in your food bank.