Apistogramma bitaeniata (Two | 水產百科網

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Order: Perciformes Family: Cichlidae[1][2]

Currently accepted to range over a wide area in parts of the Peruvian, Colombian, and Brazilan Amazon from the middle Marañón and lower Río Ucayali basins in Peru, continuing through the border region of ‘Tres Fronteras’ in downstream tributaries of the rio Solimões as far as Manaus and beyond the rio Madeira to the mouth of the rio Tapajós, Brazil.

The existence of A. bitaeniata in the rio Madeira drainage is a relatively recent discovery and actually calls into question its identity since the original type locality[3] of “rio Madeira” given by Pellegrin was amended to “Colombia (Amazonas), environments of Leticia” by Kullander (1980) because the species[4] wasn’t known to occur in the Madeira at that time.

Tends to inhabit slower-moving tributaries, backwaters and...