Here is the full list of all 17 Fishing Planet achievements worth 1,000 gamerscore.
Tutorial completed
Catch 250 trout
Catch 250 pike
Catch 250 bass
Catch 250 panfish
Catch 250 catfish
Catch 250 walleye
Catch 250 salmon
Catch 250 carp
Catch 250 crappie
Participate in 1000 fishing competitions
Register in 12 tournaments
Win in a qualifying tournament 12 times
Catch 100 unique fish
Catch 1000 trophy fish
Be in a competition’s Top-3 winners 10 times in a row
Get to the final round of a tournament 12 times