Latin Name: Misgurnus anguillicaudatus

Other Names: Weather Loach, Dojo Loach, Pond Loach, Oriental Weather fish

How hard are they to keep? Weather loaches are generally considered easy to keep and are suitable for beginner fish keepers.

What is its maximum size? Weather loaches can grow up to 12 inches (30 cm) in length.

Where are they from? They are native to East Asia, specifically China, Taiwan, and Japan.

How many can I keep? Weather loaches are social fish and prefer to be kept in small groups of 3 or more individuals.

How compatible are they with other fish? They are peaceful fish and usually get along well with other community fish. However, they may sometimes nibble small tankmates’ fins.

What are the ideal water conditions? They prefer slightly alkaline water with a pH between 6.5 and 8.0 and a temperature range of 64-77°F (18-25°C). Adequate filtration and a well-maintained tank are essential for their health. The Weather Loaches that are for sale have been climatized to our local water conditions.

How do you tell the difference between male and female? It can be challenging to determine the sex of weather loaches, especially when they are young. However, adult females tend to be slightly larger and plumper than males. Additionally, during breeding season, females may have a rounder belly and exhibit a more pronounced vent. Males may develop small, slightly hardened nuptial pads on their pectoral fins.

Fun Fact: Weather loaches have a unique ability to detect changes in atmospheric pressure, and they often become more active and swim near the surface of the water before rain or stormy weather. This behaviour has given them their common name of “weather loach.”