Catfish / Aquarium Zone · Ballina
Ancistrus dolichopterus
A peaceful community fish. Grows to about 12 cm and suits a tank of 75 litres or more.
The fish, up close
The Longfin Bristlenose, scientifically known as Ancistrus dolichopterus, is a striking freshwater catfish species prized for its elongated fins and distinctive bristle-like appendages around its mouth. These fish exhibit a predominantly dark colouration with contrasting light spots or bands across their bodies. The long, flowing fins add elegance to their appearance, making them a popular choice among aquarists seeking visually appealing species. Longfin Bristlenose are peaceful and generally well-behaved community fish, making them suitable for a wide range of aquarium setups.
Care guide
Use these notes to shape a setup around the fish, then speak with our team about the tank you have in mind.
Plan your setupBehaviour
These fish are known for their peaceful demeanor, making them excellent additions to community aquariums. They are generally active during the night and spend much of their day hiding in caves or under driftwood. Longfin Bristlenose are territorial to some extent, especially towards their own species or during breeding periods.
Tank planning
Maintaining good water quality is crucial for the health of Longfin Bristlenose. They prefer well-oxygenated water with stable parameters, including a temperature range of 22-28°C. Provide ample hiding spots and driftwood in the aquarium to mimic their natural habitat. Regular water changes and algae control are essential for their well-being.
Practical details
Questions
For a specific fish, current stock or a tank setup question, speak with the Aquarium Zone team before travelling.
Contact the storeAquarium Zone regularly helps customers find freshwater fish in Ballina and across the Northern Rivers. Stock changes week to week, so contact the store before visiting if you are looking for Longfin Bristlenose.
Yes. Bring your tank size, current fish list, setup photos, and any water test results so the team can help with compatibility, stocking, and care advice.
Longfin Bristlenose is listed with this tank recommendation: A minimum tank size of 75 litres is recommended for a small group of Longfin Bristlenose. Larger tanks with plenty of hiding places and flat surfaces for algae growth are ideal for their overall health and well-being. Ask in-store for advice based on your exact setup and tank mates.
Yes. Aquarium Zone serves aquarium hobbyists from Ballina, Lennox Head, Alstonville, Wollongbar, Bangalow, Byron Bay, Lismore, Evans Head, Mullumbimby, Casino and the wider Northern Rivers.
Aquarium Zone / Ballina
Looking for Longfin Bristlenose? Contact us to confirm current availability and discuss whether it suits your aquarium before making the trip.
18 Southern Cross Drive
