Ichthyophaga
Encyclopedia
Ichthyophaga is a genus of two species of eagle
Eagle
Eagles are members of the bird family Accipitridae, and belong to several genera which are not necessarily closely related to each other. Most of the more than 60 species occur in Eurasia and Africa. Outside this area, just two species can be found in the United States and Canada, nine more in...

s, closely related to the sea-eagles
Sea eagle (bird)
A sea eagle is any of the birds of prey in the genus Haliaeetus in the bird of prey family Accipitridae....

 in the genus Haliaeetus. Both are native to southeastern Asia
Asia
Asia is the world's largest and most populous continent, located primarily in the eastern and northern hemispheres. It covers 8.7% of the Earth's total surface area and with approximately 3.879 billion people, it hosts 60% of the world's current human population...

, from the Indian subcontinent
Indian subcontinent
The Indian subcontinent, also Indian Subcontinent, Indo-Pak Subcontinent or South Asian Subcontinent is a region of the Asian continent on the Indian tectonic plate from the Hindu Kush or Hindu Koh, Himalayas and including the Kuen Lun and Karakoram ranges, forming a land mass which extends...

 southeast to Sulawesi
Sulawesi
Sulawesi is one of the four larger Sunda Islands of Indonesia and is situated between Borneo and the Maluku Islands. In Indonesia, only Sumatra, Borneo, and Papua are larger in territory, and only Java and Sumatra have larger Indonesian populations.- Etymology :The Portuguese were the first to...

. They are smaller than the Haliaeetus eagles, though overlapping in size with the smaller species of that genus. They share similar plumage, with grey heads grading into dull grey-brown wings and bodies, and white belly and legs. They differ in tail colour, with Lesser Fish-eagle having a brown tail, and Grey-headed Fish Eagle having a white tail with a black terminal band, and also in size, with Lesser Fish-eagle only about half of the weight of Grey-headed Fish Eagle.

Species

  • Lesser Fish Eagle
    Lesser Fish Eagle
    The Lesser Fish Eagle is a species of large fish eagle found in the Indian Subcontinent, primarily in the foothills of the Himalayas. There have been some stray reports from Gujarat and Central India and in more recent times from the Kaveri river valley in southern India. The distribution in...

     Ichthyophaga humilis
  • Grey-headed Fish Eagle
    Grey-headed Fish Eagle
    The Grey-headed Fish Eagle is a bird of prey. Like all eagles, it is in the family Accipitridae.Grey-headed Fish Eagle breeds in southern Asia from India and Sri Lanka to Southeast asia...

     Ichthyophaga ichthyaetus

Ecology

As their names suggest, both species feed largely on fish
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...

, caught mainly in freshwater
Freshwater
Fresh water is naturally occurring water on the Earth's surface in ice sheets, ice caps, glaciers, bogs, ponds, lakes, rivers and streams, and underground as groundwater in aquifers and underground streams. Fresh water is generally characterized by having low concentrations of dissolved salts and...

 on lakes and large rivers, but also occasionally in saltwater
Seawater
Seawater is water from a sea or ocean. On average, seawater in the world's oceans has a salinity of about 3.5% . This means that every kilogram of seawater has approximately of dissolved salts . The average density of seawater at the ocean surface is 1.025 g/ml...

in estuaries and along coasts.
The source of this article is wikipedia, the free encyclopedia.  The text of this article is licensed under the GFDL.
 
x
OK