Duckbill sleeper
Encyclopedia
The duckbill sleeper is a species of fish
in the Eleotridae
family. It is found in Mozambique
and South Africa
. It normally positions itself flush with the surface, appearing horizontal, vertical and even upside down. It uses this positioning to ambushing prey.
Fish
Fish are a paraphyletic group of organisms that consist of all gill-bearing aquatic vertebrate animals that lack limbs with digits. Included in this definition are the living hagfish, lampreys, and cartilaginous and bony fish, as well as various extinct related groups...
in the Eleotridae
Eleotridae
Sleeper gobies are members of the Eleotridae fish family, found predominantly in the tropical Indo-Pacific. There are approximately 35 genera and 150 species. While many eleotrids pass through a planktonic stage in the sea and some spend their entire lives in the sea, as adults the majority live in...
family. It is found in Mozambique
Mozambique
Mozambique, officially the Republic of Mozambique , is a country in southeastern Africa bordered by the Indian Ocean to the east, Tanzania to the north, Malawi and Zambia to the northwest, Zimbabwe to the west and Swaziland and South Africa to the southwest...
and South Africa
South Africa
The Republic of South Africa is a country in southern Africa. Located at the southern tip of Africa, it is divided into nine provinces, with of coastline on the Atlantic and Indian oceans...
. It normally positions itself flush with the surface, appearing horizontal, vertical and even upside down. It uses this positioning to ambushing prey.
Source
- Skelton, P. 1996. Butis butis. 2006 IUCN Red List of Threatened Species. Downloaded on 4 August 2007.