Glossary

aquarist

A person studying aquatic life or maintaining organisms in an aquarium, whether as a hobby or profession.

Used in 269 species profiles

Related terms

C number
Coding system used to organise and refer to unidentified catfishes, though not necessarily undescribed or distinct species, of the genus Corydoras. Works in tandem with the similar CW number system. The system was invented by German aquarist Hans-Georg Evers and first appeared in the magazine 'DATZ' but is now in popular use worldwide.
dither fish
Fish or group of fish, typically inhabiting open water in the mid-to-upper water column, used by aquarists to reduce innate shyness in other species.
Enchytraeus
Genus of annelid worm of which two species, E. albidus and E. buchholzi, are cultured by aquarists to use as fish food.
grindal worm
Vernacular name for the annelid worm Enchytraeus buchholzi (Vejdovsky, 1879), a species commonly cultured by aquarists for use as live fish food. Smaller, more adaptable, and temperature-tolerant than the related white worm, Enchytraeus albidus Henle, 1937.
grow out
To grow fishes to a size at which they are marketable or can be passed on to other aquarists.
infusoria
Collective term for certain members of the protozoan Phylum Ciliophora, of which it is considered a subclass in certain classification systems. Members naturally inhabit infusions of decomposing organic material and some are cultured by aquarists in order to feed very small fish fry. The name was formerly applied to a much larger group of aquatic microorganisms which also included some other protist groups and unicellular algae.
microworm
Panagrellus redivivus; a free-living, soil-dwelling nematode worm often cultivated by aquarists for feeding to fish fry.
white worm
Vernacular name for the annelid worm Enchytraeus albidus Henle, 1937, a species commonly cultured by aquarists for use as live fish food.

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