R

Red Rainbowfish

Glossolepis incisus

VS
T

Threadfin Rainbowfish

Iriatherina werneri

Choosing between Red Rainbowfish 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.

Red Rainbowfish

Glossolepis incisus
VS

Threadfin Rainbowfish

Iriatherina werneri
These fish can typically coexist peacefully
Common Name
Red Rainbowfish
Threadfin Rainbowfish
Scientific Name
Glossolepis incisus
Iriatherina werneri
Type
Freshwater
Freshwater
Difficulty
Intermediate
Intermediate
Temperament
Peaceful
Peaceful
Minimum Tank
40 gallons
10 gallons
Recommended Tank
55 gallons
20 gallons
Temperature
75°F - 82°F
75°F - 82°F
pH Range
7 - 8
6 - 7.5
Max Size
6 inches
2 inches
Lifespan
5-8 years
3-5 years
Diet
High-quality flake food, Pellets, Frozen foods, Vegetable matter
Small pellets, Frozen foods, Brine shrimp, Daphnia

Red Rainbowfish

✓ Good For

  • Community tanks
  • Schooling displays

Threadfin Rainbowfish

✓ Good For

  • Community tanks
  • Small tanks
  • Schooling displays
Explore More

Similar Comparisons

Discover other popular fish pairings to find your perfect aquarium match.