CARP BUFFALO bigmouth
TENT BUFALO BOCA GRANDE
( Ictiobus cyprinellus )
The tent buffalo,It is not really a tent, It is the Catostomidae famila, It belongs to the genus Ictiobus a series of carp-like fish, It is these, the same order of cypriniforms.
The main feature that differentiates, is the absence of barbels with tents and lips projected upward.
These are the species of this genus:
His nickname Bufalo, he is given by the curvature of his spine.
Smallmouth Buffalo, Bubalus de Ictiobus
Bigmouth buffalo, Cyprinellus of Ictiobus
Buffalo Fleshylip, Labiosus of Ictiobus
Usumacinta Buffalo, Meridionalis Ictiobus
black buffalo, Ictiobus Niger
It is found only in North America, in the Nelson River Basin Hudson Bay, the lower Great Lakes, and basins of Lake Erie and Ohio and Mississippi River, from Ontario to Saskatchewan and Montana to southern Louisiana and the Gulf of Mexico . They have also been introduced in Arizona, California, and Cuba.
As usual, They live in shallow lakes and large rivers or swamps slow movement, as they seem to be experts in dealing with this type of low oxygen habitats.
Bigmouth can be found in the waters of 22.5 a 38.0 ° C, but preferred it is the temperature between 31-34 º C.
It has a large head with a large mouth, oblique , y sin dientes. El borde del labio superior es prácticamente a la altura de los ojos.
The dorsal fin sickle is characterized by a higher lobe in the center of the rear tapering in a short lobe; fin extends throughout the caudal peduncle. It is the only family member with the mouth directly into the front of the head.
The color of the bigmouth buffalo can be gray, coppery brown olive or slate blue on the back and sides are yellow olive, disappearing at a white belly, all fins are blackish.
The males can reach 120 cm total length and 32 kg.
Bigmouth buffalo migrate upstream to spawn in the spring, usually from April to June, cuando la temperatura del agua esta entre 13-26º C, They lay their eggs on plants that adhere to the murky waters and to keep their eggs safe from predators. Bigmouth buffalo, unlike their close relatives the black and smallmouth buffalo, It is a filter-feeder, using their gill rakers well, when taking the crustacean zooplankton in the water. Sometimes it is fed into the bottom, with short up and down to agitate the water and hence be able to filter water from plants and animals that float in the bottom or rest lightly on it moves . More than one male in spawning help female moving to the water surface to help mix the eggs and sperm.
A female can lay 250.000 eggs per kilo of weight, They reach sexual maturity at two years, and their eggs are approximately 1.5mm in diameter.
The bigmouth buffalo has numerous ecological needs. La dieta es importante en los organismos . Las larvas se alimentan de copépodos bentónicos y cladóceros sobre todo, but also they eat phytoplankton and chironomids . Juveniles and adults feed on plankton and pelagic benthic, also they eat cladocerans, copepods, chironomids, ostrácodos, algae and larvae of other insects and invertebrates depending on availability. The optimal habitats for bigmouth buffalo requires great vegetation and murky waters.