Dwarf Chain Loach (Yasuhikotakia sidthimunki) Small, energetic and full of personality, the Dwarf Chain Loach is one of the best nano-friendly loaches available. Famous for its distinctive chain-like markings and natural snail-hunting ability, this peaceful bottom-dweller is an excellent addition to planted community aquariums. Quick Facts Scientific name: Yasuhikotakia sidthimunki Common name: Dwarf Chain Loach Adult size: 5–6 cm Tank size: 75L+ recommended Difficulty: 🟢 Easy Temperament: Peaceful and highly active Best kept: Groups of 3 or more (6+ recommended for natural behaviour) Is this for you? ✔️ Perfect if: You want an active and entertaining bottom-dwelling fish. You have a peaceful planted community aquarium. You're looking for a natural snail controller. You enjoy social fish with interesting behaviours. ❌ Avoid if: You only want to keep a single loach. You have aggressive or highly territorial fish. Your aquarium has sharp gravel or decorations. You have a newly established aquarium. Why choose Dwarf Chain Loaches? Dwarf Chain Loaches are one of the smallest members of the loach family, making them an excellent choice for medium-sized planted aquariums. Their distinctive chain-like body markings and constant activity make them fascinating fish to watch throughout the day. Unlike many bottom-dwelling fish, Dwarf Chain Loaches are highly social and interactive. They spend much of their time exploring the aquarium together, weaving through plants and driftwood, and engaging in playful interactions with one another. While they can be kept in groups of three, larger groups of six or more allow them to display their full range of natural behaviours. They are also well known for helping control small pest snails, making them a popular choice for aquascapers and planted aquarium enthusiasts looking for a natural solution. Benefits Perfect nano-friendly loach species Excellent natural snail hunter Highly social and entertaining behaviour Unique chain-like body markings Peaceful community fish Ideal for planted aquariums Care made simple Temperature: 24–30°C pH: 6.0–7.5 Diet: Sinking pellets, frozen foods, live foods, algae wafers and small snails Water: Clean, mature, well-filtered and highly oxygenated Setup: Soft sand or smooth gravel with driftwood, rocks, caves and plenty of plants for cover Perform weekly water changes to maintain excellent water quality. Pairs perfectly with Rummy Nose Tetras Cardinal Tetras Honey Gouramis Corydoras Bristlenose Plecos NTA Insight: Although many stores sell Dwarf Chain Loaches individually, they are naturally social fish. We recommend purchasing at least three, with groups of six or more providing the best colour, confidence and natural schooling behaviour. They are also one of the most effective fish for controlling small pond snails in planted aquariums. FAQ How big do Dwarf Chain Loaches grow? Adults typically reach around 5–6 cm, making them one of the smallest true loach species available. How many Dwarf Chain Loaches should I keep? We recommend a minimum group of three, although groups of six or more will display more natural social behaviour and be noticeably more confident. Will Dwarf Chain Loaches eat pest snails? Yes. They are well known for feeding on small pest snails and can be an excellent natural form of snail control, although very large snails may be left alone. Can Dwarf Chain Loaches live with shrimp? Adult Amano Shrimp are generally safe, but smaller dwarf shrimp and shrimplets may be at risk. If keeping them with shrimp, provide dense mosses and plenty of hiding places. Are Dwarf Chain Loaches suitable for planted aquariums? Absolutely. They thrive in mature planted aquariums with driftwood, smooth substrate and plenty of hiding places, while adding constant movement and personality to the lower levels of the aquarium.
