you get fishstocks by collecting coins from the different buildings which are placed in lakes/ponds/sea. in addition to that you have to add and breed(requieres fish farm) the fish in the relevant pond/lake/sea. to add a fish you either have to pay shiny or coins or add the relevant fish with the hard roe.
they are an exelent source of good and easy money
| Fish stock | Price |
|---|---|
| Blue Marlin | 35.000 |
| Arapaima | 30.000 |
| Great White Shark | 29.000 |
| Black Marlin | 25.000 |
| Bluefin Tuna | 25.000 |
| Tarpon | 25.000 |
| Yellowfin Tuna | 17.000 |
| Alligator Gar | 15.000 |
| Cobia | 14.000 |
| Striped Catfish | 13.000 |
| Barracuda | 12.000 |
| Pacu | 12.000 |
| Sailfish | 12.000 |
| Giant Stingray | 11.000 |
| Bonefish | 10.000 |
| Red Tail Catfish | 10.000 |
| Skipack Tuna | 10.000 |
| Snook | 10.000 |
| Striped Bass | 10.000 |
| Muskie | 9.000 |
| Peacock Bass | 8.000 |
| Red Snapper | 8.000 |
| Siamese Carp | 8.000 |
| Barbel | 7.000 |
| Barramundi | 7.000 |
| Bighead Carp | 7.000 |
| Common Carp | 7.000 |
| Salmon | 7.000 |
| Sturgeon | 7.000 |
| Catfish | 6.000 |
| Dorado | 6.000 |
| Northern Pike | 6.000 |
| Giant Snakehead | 5.000 |
| Largemouth Bass | 4.000 |
| Smallmouth Bass | 3.000 |
| Tench | 3.000 |
| Whitefish | 3.000 |
| Walleye | 2.500 |
| Black Crappie | 2.000 |
| Chub | 2.000 |
| Rainbow Trout | 2.000 |
| White Crappie | 2.000 |
| Perch | 1.000 |
| Roach | 1.000 |