Results for “species”
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Knodus borkiBlue Tetra
authority not recorded
Max length50mm SL2.0in SLTank75 × 38cm30 × 15inTemp22–26°C72–79°FpH5.5–7.0The colour of this species is often so intense that many who first see it for sale assume it to be artificially coloured. It is currently the only representative of the genus known.

Kottelatlimia katik
Kottelat & Lim, 1992
Max length14mm SL0.6in SLTank45 × 30cm18 × 12inTemp23–26°C73–79°FpH3.5–6.5We're unaware of this species having yet appeared in the aquarium trade although a few private collectors have experience with it. Among congeners it uniquely possesses a simple suborbital spine and further differs from K. pristes by: smaller adult size (13.5 mm SL vs. 40); presence of a long nasal barbel (vs. absence); anatomy of the modified second pectoral ray in males (6-7 fine, narrow serrae vs. 8-11 pointed, anteriorly-orientated serrae). In K. hipporhynchos the serrae on the second pectoral ray in males form a broad, contiguous blade-like structure but other differences are the same as for K. pristes.

Kryptopterus bicirrhis
Valenciennes, 1840
Max length150mm SL6in SLTank120 × 45cm48 × 18inTemp20–28°C68–82°FpH6.0–7.5Generally peaceful though it may predate on smaller fishes and is somewhat timid so does not compete well with much larger, robust or otherwise boisterous species. Peaceful, comparably-sized cyprinids, loaches and other catfishes perhaps constitute the best options but be sure to research your choices thoroughly prior to purchase.

Kryptopterus geminus
Ng, 2003
Max length171mm SL7in SLTank150 × 45cm60 × 18inTemp20–28°C68–82°FpH6.0–7.5This species is likely to be traded for aquaria but probably misidentified as the very similar-looking K. cyrptopterus with which wild populations were formerly considered conspecific. These two are closely-related and can be distinguished from congeners by the dorsal profile lacking a nuchal concavity (vs. possessing a nuchal concavity) and possessing short maxillary barbels (extending to the pectoral-fin base vs. ext...

Kryptopterus limpok
Bleeker, 1852
Max length260mm SL10in SLTank240 × 60cm96 × 24inTemp20–28°C68–82°FpH6.0–7.5Type locality is 'Palembang, Sumatra, Indonesia', but this species is widely-distributed throughout much of Southeast Asia including major river systems in Thailand, Laos, Cambodia, Vietnam and Peninsular Malaysia plus the Greater Sunda Islands of Sumatra, Borneo and Java. It's been extensively recorded from the Mekong, Cha...

Kryptopterus vitreolusGlass Catfish
Ng & Kottelat, 2013
Max length65mm SL2.6in SLTank90 × 30cm36 × 12inTemp20–26°C68–79°FpH4.0–7.0This species has been available in the trade for decades during which time it's been widely misidentified as the valid congeners K. bicirrhis or, more recently, K. minor. Its identity was not resolved until early 2013 meaning you will find it under one of these two names in the majority of literature published prior to that date. Other trade names include 'Asia...

Labeo angra
Hamilton, 1822
Max length200mm SL8in SLTanknot recordedTempnot recordedpHnot recordedThis species can be identified by colour pattern comprising a brownish dorsal surface, yellowish flanks and abdomen, and a black to bluish lateral stripe extending from the eye to the caudal-fin base.

Labeo calbasuOrangefin Labeo
Hamilton, 1822
Max length800mm SL31in SLTanknot recordedTempnot recordedpHnot recordedThis species is extremely widespread and has been recorded from Pakistan, Nepal, most of India, Bangladesh, Myanmar and southern China. Type locality is 'Bengal and western provinces, India'.

Labeo pierrei
Sauvage, 1880
Max length800mm SL31in SLTanknot recordedTempnot recordedpHnot recordedThis species can be distinguished by the following characters: juveniles with brown body and dark marking at base of caudal-fin; 37-42 + 3-4 lateral line scales; 11½ branched dorsal-fin rays; 7½ scale rows between lateral line and dorsal-fin origin; 20-25 predorsal scales; dorsal-fin relatively small with anterior branched rays shorter than head in juveniles, slightly longer than head in adults.

Labidochromis sp. "perlmutt"Pearly Labidochromis
authority not recorded
Max length100mm SL3.9in SLTank90 × 45cm36 × 18inTemp24–28°C75–82°FpH7.5–8.5This 'species' was only discovered in 1995, and remains undescribed to science. The common name 'perlmutt' is the German word for 'mother of pearl', and refers to the beautiful pearly white colouration of adult fish. It's sometimes sold with the alternative trade name of Labidochromis sp. 'yellow bar'. Konings has hypothesised that the Mbamba Bay Island population so closely resembles L. caeruleus that it may turn out to be a geographical variant o...

Ladigesia roloffiJelly Bean Tetra
Géry, 1968
Max length31mm SL1.2in SLTank60 × 30cm24 × 12inTemp20–26°C68–79°FpH5.0–7.0This species is sometimes referred to as 'Sierra Leone dwarf characin' and is the only member of its genus which can be distinguished from other alestids by lacking dorsal scales anterior to the adipose-fin insertion. The family Alestidae is the most spe...

Laemolyta taeniataStriped Headstander
Kner, 1858
Max length288mm SL11in SLTank120 × 60cm48 × 24inTemp20–28°C68–82°FpH4.0–7.5L. taeniata is the largest-growing and second most widely-distributed member of the genus although it's a rarely-seen in the aquarium trade. It can be distinguished from all congeners since it uniquely possesses 5 lateral scale rows between the lateral line and dorsal-fin origin (vs. 4 or 6–8 in the remaining species).

Laetacara araguaiae
Ottoni & Costa, 2009
Max length35mm SL1.4in SLTanknot recordedTempnot recordedpHnot recordedThis species was known as L. sp. 'Buckelkopf' in the aquarium hobby prior to publication of its official description. It's distinguished from all congeners by possessing 7-8 dorsal-fin rays (vs. 9–10 in L. dorsigera, L. fulvipinnis and L. thayeri, 8–9 in L. curviceps and L. flamannellus, and 9–11 in L. flavilabris).

Laetacara flamannellus
Ottoni, Bragança, Amorim & Gama, 2012
Max length40mm SL1.6in SLTanknot recordedTempnot recordedpHnot recordedSympatric fish species in the grasslands include Rivulus schuncki, juveniles of Hoplerythrinus unitaeniatus and an unidentified Nannostomus sp. One contrasting locality was a flowing igarapé with the fish collected from shallow water alongside Apistogramma gossei, Crenicichla inpa,unidentified...

Laetacara thayeri
Steindachner, 1875
Max length65mm SL2.6in SLTanknot recordedTemp20–28°C68–82°FpH4.5–7.5This species is relatively rare in the aquarium trade. It can be differentiated from all congeners by a combination of possessing ctenoid (vs. cycloid) scales on the sides of the head plus lacking a dark spot at the caudal-fin base.
Lamontichthys llanero
authority not recorded
Max length200mm SL8in SLTank120 × 30cm48 × 12inTemp24–27°C75–81°FpH6.0–7.0A rarely seen species in the hobby.
Lamprologus kungweensisOcellated Shell-dweller
authority not recorded
Max length80mm SL3.1in SLTank75 × 30cm30 × 12inTemp23–27°C73–81°FpH7.5–9.0L. kungweensis can be distinguished from similar species such as L. hecqui by the gold colour on the top of the eye. It also has a distinctive black spot towards the back of the dorsal fin. It is not often seen in the hobby....
Lamprologus stappersi
authority not recorded
Max length63mm SL2.5in SLTanknot recordedTemp23–27°C73–81°FpH7.5–9.0This fish was originally thought to be a morph of L. ocellatus but has now been described as a distinct species. It is still occasionally offered for sale as "pearly ocellatus" and may also be seen under the invalid name L. meleagris....
Lates calcariferBarramundi
authority not recorded
Max length2000mm SL79in SLTanknot recordedTemp15–28°C59–82°FpH7.0–8.5This species is included purely because there have been an alarming number of juvenile fish showing up recently in some aquatic stores and as a result, in hobbyists tanks. This fish is simply not suited to captive life in any respect. To know that it's one of the most sought after sport fish in Australia should tell you all you need to know about it. Although undeniably attractive when juvenile, please don't be tempted to buy if you see these for sale. Housing one for life is beyond th...

Laubuka caeruleostigmataFlying Minnow
Smith, 1931
Max length70mm SL2.8in SLTank120 × 30cm48 × 12inTemp20–26°C68–79°FpH6.0–8.0This species is also known as 'leaping barb' and was once quite common in the ornamental trade but is now seldom seen. It can be distinguished from other members of the genus by the following characters: bright blue spot on top of head; series of 4-5 short faint bars on anterior portion of body; 19-23½ branched anal-fin rays; body depth fits 2.1-2.9 times in SL.