Pygmy Rasbora (Boraras maculatus) is a intermediate-level freshwater fish that needs at least 5 gallons and 72-82°F. A tiny red-orange rasbora with a bold spot pattern, ideal for nano planted tanks.
Care facts at a glance
| Scientific name | Boraras maculatus |
|---|---|
| Family | Danionidae |
| Origin | Malay Peninsula and Sumatra |
| Adult size | 0.8 in |
| Minimum tank | 5 gallons |
| Temperature | 72-82°F |
| pH | 5.0-7.0 |
| Temperament | Peaceful |
| Social behavior | Schooling, keep 8+ |
| Swim level | Mid |
| Difficulty | Intermediate |
| Diet | Micro pellets, baby brine shrimp |
| Typical lifespan | 3-4 years |
Quick tips
- Keep a group of eight or more.
- Pair with other tiny peaceful fish and shrimp.
San Diego water
Prefers softer, more acidic water than San Diego's tap (pH roughly 7.6-8.6, hard). Most keepers blend tap with RO/DI water or use a remineralized RO/DI supply. Learn the numbers in our San Diego tap water guide.
Before you buy
Make sure your tank is cycled (how to cycle a tank), check your numbers with the water testing guide, and use the compatibility guide to check tankmates. These are general ranges; individual fish and local water vary.
Find it at Pet Zone
Pet Zone Tropical Fish is a San Diego aquarium store with two locations. Stock changes daily, so call ahead if you are after a specific species or plant. Shop online at petzonesd.com.
4160 Convoy St, San Diego, CA 92111
(858) 987-0309
Open daily, 10am-6pm
Aquascaping, planted tanks
4266 University Ave, San Diego, CA 92105
(619) 283-1812
Closed Monday; Tue-Fri 10:30am-6pm, Sat 11am-6pm, Sun 11am-4pm
Monster fish, koi