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.
Hooked some garbage.
Collected all lures.
Collected all reels.
Caught 100 fish.
Hooked an unidentified species.
Lost your first whopper.
Caught the bythos.
Caught the krypse.
Caught the deinosaulma.
Caught the vrorogo.
Caught the isonade.
Caught 50 fish.
Participated in your first tournament.
Caught the lattomaratos.
Spent 10,000 gil on tackle.
Caught a whopper.
Decorated your cabin for the first time.
Bought your first tackle.
Completed your first hunt.
Caught the ypodochth.
Completed the prologue.
Performed your first excellent cast.
Caught your first fish.
Collected all trophies.
Caught 255 fish.
Collected all rods.
Collected all tackle.
Caught all fish at Neeglyss Pond.
Caught all fish at the Forgotten Pool.
Caught all fish at the Vesperpool.
Caught all fish at Crestholm Reservoir.
Caught all fish at the Caem Shore.
Caught all fish at Rachsia Bridge.
Caught one of every fish.
Reached Hunter Rank 5.
Reached Hunter Rank 10.