Here is the full list of all 36 MONSTER OF THE DEEP: FINAL FANTASY XV trophies - there are 21 bronze, 10 silver, 4 gold and 1 platinum.
Collected all trophies.
Reached Hunter Rank 10.
Collected all tackle.
Collected all rods.
Caught one of every fish.
Caught all fish at the Caem Shore.
Caught all fish at the Vesperpool.
Collected all reels.
Caught all fish at Rachsia Bridge.
Reached Hunter Rank 5.
Caught all fish at Crestholm Reservoir.
Caught all fish at the Forgotten Pool.
Caught all fish at Neeglyss Pond.
Caught 255 fish.
Caught the bythos.
Caught the krypse.
Caught 100 fish.
Collected all lures.
Spent 10,000 gil on tackle.
Hooked an unidentified species.
Caught 50 fish.
Caught the isonade.
Caught the vrorogo.
Hooked some garbage.
Caught the deinosaulma.
Participated in your first tournament.
Caught the lattomaratos.
Bought your first tackle.
Completed your first hunt.
Decorated your cabin for the first time.
Caught a whopper.
Lost your first whopper.
Caught the ypodochth.
Completed the prologue.
Performed your first excellent cast.
Caught your first fish.