L
Lawnmower Blenny
Salarias fasciatus
VS
S
Swordtail
Xiphophorus hellerii
Choosing between Lawnmower Blenny and Swordtail? 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.
Lawnmower Blenny
Salarias fasciatusVS
Swordtail
Xiphophorus helleriiCommon Name
Lawnmower Blenny
Swordtail
Scientific Name
Salarias fasciatus
Xiphophorus hellerii
Type
Saltwater / Marine
Freshwater
Difficulty
Intermediate
Beginner Friendly
Temperament
Peaceful
Peaceful
Minimum Tank
30 gallons
15 gallons
Recommended Tank
55 gallons
29 gallons
Temperature
75°F - 82°F
72°F - 82°F
pH Range
8.1 - 8.4
7 - 8.4
Max Size
6 inches
5.5 inches
Lifespan
2-6 years
3-5 years
Diet
Marine algae, Hair algae, Diatoms, Nori, Spirulina, Marine pellets
High-quality flake food, Algae-based foods, Vegetable matter, Frozen bloodworms, Brine shrimp, Daphnia
Lawnmower Blenny
✓ Good For
- Community tanks
Swordtail
✓ Good For
- Community tanks
- Beginners
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