M
Molly
Poecilia sphenops
VS
T
Tailspot Blenny
Ecsenius stigmatura
Choosing between Molly and Tailspot Blenny? 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.
Molly
Poecilia sphenopsVS
Tailspot Blenny
Ecsenius stigmaturaCommon Name
Molly
Tailspot Blenny
Scientific Name
Poecilia sphenops
Ecsenius stigmatura
Type
Freshwater
Saltwater / Marine
Difficulty
Beginner Friendly
Intermediate
Temperament
Peaceful
Peaceful
Minimum Tank
20 gallons
10 gallons
Recommended Tank
30 gallons
20 gallons
Temperature
75°F - 82°F
72°F - 78°F
pH Range
7.5 - 8.5
8.1 - 8.4
Max Size
4.5 inches
2.5 inches
Lifespan
3-5 years
2-4 years
Diet
High-quality vegetable-based flake food, Algae wafers, Spirulina, Blanched vegetables, Frozen daphnia, Bloodworms
Marine algae, Algae sheets, Frozen Mysis shrimp, Marine pellets
Molly
✓ Good For
- Community tanks
- Beginners
Tailspot Blenny
✓ Good For
- Community tanks
- Small tanks
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