Sea Slug
Fish · 3-star rarity · Sells for 150 Gold
No longer available. It was only around during the Call of Whales season, 4 Jul 2026 – 21 Aug 2026.
How to get: Neritic Shoal Event

Where and when
The Call of Whales season ended on 21 Aug 2026. These are the conditions it had while the season ran.
| Kind | Fish |
| Availability | Unavailable Call of Whales · 4 Jul 2026 – 21 Aug 2026 |
| Time | All day |
| Weather | SunnyRainyRainbow |
Star grades
Every Sea Slug is caught at one of five star grades, decided by its weight, which can be anywhere from 20 g to 70 g. The grade sets the sale price: a 5-star sells for 8× as much as a 1-star.
| Grade | Chance | Weight from | Sells for |
|---|---|---|---|
| ★☆☆☆☆ Thin | 52.84% | 20 g | 150 |
| ★★☆☆☆ Artful | 21.29% | 30 g | 225 |
| ★★★☆☆ Medium | 14.52% | 40 g | 300 |
| ★★★★☆ Chunky | 8.71% | 50 g | 600 |
| ★★★★★ Heavy | 2.64% | 60 g | 1,200 |
On average, one Sea Slug sells for 255.
Description
| Encyclopedia | Looks soft and squishy like candy, but many types are actually super toxic—better not touch. |
Name in every language
| 简体中文 | 海蛞蝓 |
| 繁體中文 | 海蛞蝓 |
| English | Sea Slug |
| Deutsch | Nacktkiemer |
| Français | Limace de mer |
| 日本語 | ウミウシ |
| 한국어 | 갯민숭달팽이 |
| Español | Nudibranquio |
| Português | Lesma-do-mar |
| ไทย | ทากทะเล |
| Русский | Морской слизень |
| Bahasa | Siput Biku |