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 (to͞o′bə-fĕks′, tyo͞o′-)
n. pl. tubifex or tu·bi·fex·es
Any of various small slender reddish freshwater worms of the genus Tubifex, often used as food for tropical aquarium fish.

[New Latin Tubifex, genus name : Latin tubus, tube + Latin -fex, maker; see dhē- in Indo-European roots.]


n, pl -fex or -fexes
(Animals) any small reddish freshwater oligochaete worm of the genus Tubifex; it characteristically lives in a tube in sand and is used as food for aquarium fish
[C19: from New Latin, from Latin tubus tube + facere to make, do]


(ˈtu bəˌfɛks, ˈtyu-)

n., pl. -fex•es, (esp. collectively) -fex.
any small bottom-dwelling annelid worm of the genus Tubifex, often used as food for aquarium fish.
[< New Latin (1816); see tube, -i-, -fex]
References in periodicals archive ?
first treatment (T1, Squid feed), second treatment (T2, Tubifex feed) and third treatment (T3, pellet feed).
Moreover, studies regarding live feed for fish have generally focused on certain species of worms (Tubifex tubifex, and the earthworm Eisenia foetida).
frozen tubifex, dried Daphnia sp and fishmeal powder and the photoperiod has been applied to them (14-10 h, light-dark).
Try feeding him Tubifex worms to start with, which are available at aquarium shops.
Son omnivoros, con especial predileccion por el alimento vivo, como artemia salina, tubifex, larvas de mosquito, daphnias y pequenos gusanos, asi como alimento liofilizado (Herbert y Dauner, 2002).
CG 3 3 0 0 0 Hyalelia costera CG 0 0 6 0 0 Paracorophium CG 0 15 0 0 0 hartmannorum Trombodi forme Hydracarina P 3 0 0 0 9 Araneae Araneae indeterminate P 0 0 0 0 0 Collembola Collembola indeterminate CG 0 0 0 0 0 Prosobranchia Littoridina cumingi SC 3 0 0 0 0 Bassomatophora Chilina dombevana SC 0 0 0 3 21 Tubifieida Tubifex sp.
Even though Capillaria species have direct life cycles a tubifex worm may act as a paratenic (alternative) host and "carry" infective stages of Capillaria to the fish that consumed them.
2010; Jamshidi-Zanjani and Saeedi 2013), there are no data on the species diversity of the Oligochaeta of the region, except the single record of Tubifex tubifex by Pourang (1996).
The captive brood stock was successfully raised in FRP tank with a specially balanced fish diet and intermittently fed with Tubifex warms for a period of one month.
Effects of Tubifex tubifex (Oligochaeta: Tubificidae) on N-mineralization in freshwater sediments, measured with 15N isotopes.
Commercial grade tubificid worms consisting primarily of Tubifex spp were procured from the local ornamental fish stores time to time as per requirements.
7 1 3 Limnocoris 3 27 Macrothemis 0 1 Dythemis 0 2 Gomphidae Progomphus 4 1 Agriogomphus 4 0 Phyllogomphoides 2 3 Coenagrionidae Acanthagrion 0 1 Haplotaxida Tubificidae Tubifex 5 2 Gordioidea Gordiidae Chordopes 1 0 Hemiptera Naucoridae Cryphocricos 36 5 Limnocoris 8 18 Ambrysus 2 0 Heleocoris 26 0 spinipes.