H

Hillstream Loach

Sewellia lineolata

VS
T

Threadfin Rainbowfish

Iriatherina werneri

Choosing between Hillstream Loach and Threadfin Rainbowfish? 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.

Hillstream Loach

Sewellia lineolata
VS

Threadfin Rainbowfish

Iriatherina werneri
These fish can typically coexist peacefully
Common Name
Hillstream Loach
Threadfin Rainbowfish
Scientific Name
Sewellia lineolata
Iriatherina werneri
Type
Freshwater
Freshwater
Difficulty
Intermediate
Intermediate
Temperament
Peaceful
Peaceful
Minimum Tank
30 gallons
10 gallons
Recommended Tank
40 gallons
20 gallons
Temperature
65°F - 75°F
75°F - 82°F
pH Range
6.5 - 7.5
6 - 7.5
Max Size
3 inches
2 inches
Lifespan
5-8 years
3-5 years
Diet
Algae, Algae wafers, Vegetable matter, Biofilm, Cucumber, Zucchini
Small pellets, Frozen foods, Brine shrimp, Daphnia

Hillstream Loach

✓ Good For

  • Community tanks

Threadfin Rainbowfish

✓ Good For

  • Community tanks
  • Small tanks
  • Schooling displays
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