Ptychochromoides itasy
Encyclopedia
Ptychochromoides itasy is a species of cichlid
fish from central Madagascar
. Until rediscovered in a pond in late 2010, it was only known from Lake Itasy where last seen in the 1970s. Consequently it was considered extinct and remains listed as such by the IUCN. The reason for its extirpation
from Lake Itasy was likely habitat degradation and competition/predation by introduced species
.
Cichlid
Cichlids are fishes from the family Cichlidae in the order Perciformes. Cichlids are members of a group known as the Labroidei along with the wrasses , damselfish , and surfperches . This family is both large and diverse. At least 1,300 species have been scientifically described, making it one of...
fish from central Madagascar
Madagascar
The Republic of Madagascar is an island country located in the Indian Ocean off the southeastern coast of Africa...
. Until rediscovered in a pond in late 2010, it was only known from Lake Itasy where last seen in the 1970s. Consequently it was considered extinct and remains listed as such by the IUCN. The reason for its extirpation
Local extinction
Local extinction, also known as extirpation, is the condition of a species which ceases to exist in the chosen geographic area of study, though it still exists elsewhere...
from Lake Itasy was likely habitat degradation and competition/predation by introduced species
Introduced species
An introduced species — or neozoon, alien, exotic, non-indigenous, or non-native species, or simply an introduction, is a species living outside its indigenous or native distributional range, and has arrived in an ecosystem or plant community by human activity, either deliberate or accidental...
.