R
Rainbow Shark
Epalzeorhynchos frenatum
VS
Y
Yellow Watchman Goby
Cryptocentrus cinctus
Choosing between Rainbow Shark and Yellow Watchman Goby? Both are excellent choices, but they have different care requirements and temperaments. Use the detailed comparison below to make an informed decision based on your experience level, tank size, and community goals.
Rainbow Shark
Epalzeorhynchos frenatumVS
Yellow Watchman Goby
Cryptocentrus cinctusCommon Name
Rainbow Shark
Yellow Watchman Goby
Scientific Name
Epalzeorhynchos frenatum
Cryptocentrus cinctus
Type
Freshwater
Saltwater / Marine
Difficulty
Beginner Friendly
Intermediate
Temperament
Semi-Aggressive
Peaceful
Minimum Tank
30 gallons
10 gallons
Recommended Tank
55 gallons
20 gallons
Temperature
72°F - 79°F
72°F - 78°F
pH Range
6.5 - 7.5
8.1 - 8.4
Max Size
6 inches
3 inches
Lifespan
5-8 years
3-5 years
Diet
Algae wafers, Pellets, Vegetables, Flakes
Frozen Mysis shrimp, Frozen brine shrimp, Marine pellets, Copepods
Rainbow Shark
✓ Good For
- Community tanks
- Beginners
Yellow Watchman Goby
✓ Good For
- Community tanks
- Small tanks
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