Here is the full list of all 41 Castaway Paradise (EU) trophies - there are 18 bronze, 21 silver, 1 gold and 1 platinum.
Got all trophies
Grow every type of flower
Donate all shells
Donated every collectable
Donate all bugs
Grow every type of fruit
Remove 25 cobwebs
Completed 100 quests
Donate 15 shells
Make a profit of 2000 gems at the Bank
Make a profit of 5000 gems on the Stock Market
Donate all fish
Remove 50 weeds
Grow every type of crop
Make a profit of 500 gems on the Stock Market
Changed every piece of outfit
Wore an outfit of the opposite gender
Read 50 chit chats
Donate 15 fish
Rebuild the Lighthouse
Visit all buildings and rooms
Rebuild Victoria's Mansion
Introduced yourself to all the villagers
Unlocked a gate
Rebuild Francis' Pirateshack
Rebuild Amelia's Planehouse
Collect 25 pieces of garbage
Rebuild Angus' Trailer
Donate 15 bugs
Donate a collectable
Rebuild Harold's Museum
Live the luxury life of a VIP
Rebuild a bridge
Harvest 50 crops
Completed 25 quests
Unlock the second room in your house
Used every piece of equipment
Rebuild Gustave's Bakery
Remove 25 stones
Get your first collectable
Completed the tutorial