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
Donated every collectable
Donate all shells
Grow every type of flower
Grow every type of fruit
Completed 100 quests
Make a profit of 5000 gems on the Stock Market
Donate all bugs
Rebuild the Lighthouse
Remove 25 cobwebs
Donate 15 shells
Donate all fish
Remove 50 weeds
Make a profit of 2000 gems at the Bank
Used every piece of equipment
Read 50 chit chats
Collect 25 pieces of garbage
Visit all buildings and rooms
Rebuild Angus' Trailer
Rebuild Francis' Pirateshack
Rebuild Amelia's Planehouse
Introduced yourself to all the villagers
Rebuild Victoria's Mansion
Unlocked a gate
Grow every type of crop
Donate 15 fish
Donate 15 bugs
Donate a collectable
Rebuild Harold's Museum
Completed 25 quests
Live the luxury life of a VIP
Rebuild a bridge
Unlock the second room in your house
Rebuild Gustave's Bakery
Harvest 50 crops
Wore an outfit of the opposite gender
Make a profit of 500 gems on the Stock Market
Remove 25 stones
Get your first collectable
Completed the tutorial
Changed every piece of outfit