Rank Upgrades
Fish -> Salmon 8.00 2.40 USD Buy
Salmon -> Crab 20.00 6.00 USD Buy
Crab -> Squid 20.00 6.00 USD Buy
Squid -> Orca 20.00 6.00 USD Buy
Orca -> Shark 20.00 6.00 USD Buy
Shark -> Ocean 10.00 3.00 USD Buy