T
Turquoise Rainbowfish
Melanotaenia lacustris
VS
Y
Yellow Watchman Goby
Cryptocentrus cinctus
Choosing between Turquoise Rainbowfish 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.
Turquoise Rainbowfish
Melanotaenia lacustrisVS
Yellow Watchman Goby
Cryptocentrus cinctusCommon Name
Turquoise Rainbowfish
Yellow Watchman Goby
Scientific Name
Melanotaenia lacustris
Cryptocentrus cinctus
Type
Freshwater
Saltwater / Marine
Difficulty
Intermediate
Intermediate
Temperament
Peaceful
Peaceful
Minimum Tank
40 gallons
10 gallons
Recommended Tank
55 gallons
20 gallons
Temperature
72°F - 79°F
72°F - 78°F
pH Range
7 - 8
8.1 - 8.4
Max Size
4 inches
3 inches
Lifespan
5-8 years
3-5 years
Diet
High-quality flake food, Small pellets, Frozen foods, Vegetable matter
Frozen Mysis shrimp, Frozen brine shrimp, Marine pellets, Copepods
Turquoise Rainbowfish
✓ Good For
- Community tanks
- Schooling displays
Yellow Watchman Goby
✓ Good For
- Community tanks
- Small tanks
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