The good news is that you can choose to avoid scat, as the 2 scenes (which will clearly show as defecation) have other options and it does not prevent you from missing out on any other content.
1- Golden egg
2- Fresh caught fish
3- Pink bear
4- Test with 0 point
5- Beautiful seashell
6- Palm fruit
7- Small mushroom
8- Rusted coin
9- Red jewel
10- Water gun
11- Used condom
12- Broken stone tablet
13- Lucky spades card
14- Remote-controlled ship
15- Mysterious DVD
* All but the 3rd are located in the beach, 3rd is in your room.