Tire track Eel, Spiny Eel, White-spotted Spiny Eel Mastacembelus armatus
PD: An elongated fish with a snake-like body shape.
No pelvic fins are present and the anal
and dorsal fins are elongated and joined to the caudal fin.
The back is dark beige and the head is silver-beige.
body color is beige and the belly is lighter in color.
The body is marked with brown circular patterns.
The eye always has a brown stripe running
laterally through it.
SIZE: To 36" (91 cm) in nature, although usually this species does not exceed 20"
(51 cm) in captivity.
HAB: Rivers with sandy riverbeds and heavy vegetation in India and Southeast Asia; Sumatra,
Sri Lanka, Thailand.
TANK: A tank measuring 36” (91 cm) with a capacity of 35 gallons (132 L) is sufficient
for fish to 6" (15 cm).
Larger fish require at least a 48” (122 cm) or 55 gallon (209 L) tank.
For tank set-up, follow suggestions
for M. circumcinctus
WATER: pH 6-8 (7.0), 6-25 dH (10), 73-81°F (23-27°C), a little salt is welcomed
SB: Do not combine this species with small fish, as they will treated as prey.
candidate for a community tank with medium to large fish.
Will often not get along with others of the same
A nocturnal species.
SC: Large Gouramis, Knifefish, Giant Danios, large Loaches, Loricarids, Eartheaters, Acaras,
Cichlasomines, Asian Catfish
FOOD: Live; Tubifex,
fish, Brine Shrimp, mosquito larvae, bloodworms,
SEX: Only distinguishable when mature-females plumper
B: Unsuccessful in captivity; probably similar to other
This species has not been bred in captivity.
R: Will occasionally burrow in substrate while young.
Extremely hardy once acclimated. This
species is eaten in its native countries.
May become friendly around owner.
A large, hardy fish that requires live foods in its diet.