Here is the full list of all 19 Salty Fish Go! achievements.
Score 10000！
Score 8000！
Unlock Crown Fish
Score 6000！
Score 5000！
Score 4500！
Score 4000
Unlock Pants Fish
Score 3500！
Score 3000！
Score 2500！
Score 2000！
Score 1500！
Unlock Baggage Fish
Score 1000！
Score 500！
Score 300！
Score 100！
Score 1 !