No photo yet
Sign in to submit the first photo
Polka Dot Loach
Botia kubotai
📍 Southeast Asia
The Polka Dot Loach is a striking freshwater fish featuring a dark body covered with bright yellow or white spots, making it highly attractive to aquarists. This Southeast Asian loach is moderately active and social, preferring to be kept in small groups where they display interesting schooling and bottom-dwelling behaviors. They are generally peaceful but require proper tank setup with hiding spaces and compatible tankmates.
Care Guide
Diet
Polka Dot Loaches are omnivorous bottom feeders that consume sinking pellets, algae wafers, and small live foods such as bloodworms and daphnia. Feed small amounts 2-3 times daily, ensuring food reaches the bottom where they forage. Supplement with vegetable matter occasionally to maintain digestive health.
Behavior
These loaches are nocturnal and crepuscular, becoming most active during dawn, dusk, and nighttime hours. They spend much of their time on the substrate searching for food and exploring hiding spots, displaying curious and peaceful interactions with their group members. They may occasionally rest in caves or under decorations during daylight hours.
Breeding
Breeding Polka Dot Loaches in captivity is extremely difficult and rarely achieved in home aquariums. They require very specific water conditions and environmental triggers that are challenging to replicate. Most specimens available in the aquarium trade are wild-caught or farm-raised, with little documented success in home breeding.
Tank Mates
Small, peaceful fish that occupy different water zones
Peaceful bottom dwellers that share similar habitat preferences
Compatible bottom feeders, though may compete for food
Peaceful mid-water dweller that won't harass loaches
Peaceful schooling fish that occupy middle water column
Common Diseases
Ich (Ichthyophthirius multifiliis)
White spots on body and fins, rapid breathing, lethargy, rubbing against objects
Increase water temperature to 28-30 C (82-86 F), perform daily water changes, use ich medication following manufacturer instructions, ensure adequate aeration
Bacterial Infection
Fin rot, body sores, cloudy eyes, loss of appetite, discoloration
Perform 25-50% water changes daily, maintain excellent water quality, use antibiotic medication if severe, isolate affected fish if possible
Parasitic Infection
Excessive scratching, weight loss, pale coloration, torn fins, lethargy
Use anti-parasitic medication, perform frequent water changes, quarantine affected fish, improve water quality and tank conditions
Fin Rot
Frayed or deteriorating fins, discoloration at fin edges, progressive fin loss
Improve water quality with frequent changes, remove sharp decorations, use fin rot medication, ensure proper nutrition and reduce stress
Community Photos
0 photosPhotos are added when members log a tank with this species and upload a photo in their tank journal. Add your own tank to contribute.
No photos yet — add a tank with Polka Dot Loach to be the first!
Sign in to vote.
Tips from the community 💡
0 tipsReal experiences, care advice, and keeper notes. Finn learns from these too.
Sign in to share your experience.
No community tips yet — be the first to share your knowledge!
Quick Facts
- diet
- Omnivore - feeds on small invertebrates, algae wafers, and sinking pellets
- lifespan
- 8-10 years
- max size
- 10 cm (4 in)
- tank size
- 40 gallons minimum
- temperament
- peaceful
Water it likes
- ph
- 6.0-7.5
- ammonia
- 0 ppm
- nitrate
- <20 ppm
- hardness
- 5-12 dGH
- temperature
- 75–82°F (24–28°C)