Research levels
| Level | Unlocks | Research gate | Researched at |
|---|---|---|---|
| Level 1 | Thriving Requirement 1: Bubble Blower - Airstone, at least 2; Ocean Sunfish Fact Sheet | ||
| Level 2 | Thriving Requirement 2: Aquatic Feeder - Flakes, at least 1; Fertility Level 1 (+15% fertility) | ||
| Level 3 | Thriving Requirement 3: Food Grade 2; Release groups and release to the wild | ||
| Level 4 | Thriving Requirement 4: Sand terrain | ||
| Level 5 | Thriving Requirement 5: Deep Water Surface Area; Fertility Level 2 (+30% fertility) |
