Showing posts with label Petrels. Show all posts
Showing posts with label Petrels. Show all posts

Jouanin's petrel

Home   ›   Tropical shearwater   ›   Jouanin's petrel - Bulweria fallax.

Jouanin's petrel (Bulweria fallax) is a seabird belonging to the Procellariidae family. Jouanin's petrel is found in the Indian Ocean, Arabian Sea and Red Sea. These bird species are seen off coasts of Djibouti, Indonesia, Pakistan, India, Kenya, Maldives, Mozambique, Oman, Saudi Arabia, Seychelles, Somalia, and Yemen.

The International Union for Conservation of Nature (IUCN) had categorized and evaluated these bird species and had listed them as 'Near Threatened'.

These birds are small in size, measuring 30 cm in length and weighing 150 to 180 grams. Their wingspan is 75 to 85 cm. They are dark sooty birds with wedge shaped tail. They feed on fish, squids and shrimps. They are marine and pelagic and are observed far from the shore. Their natural habitats are open seas and shallow seas. They have been recorded to breed on Socotra.

Indian birds - Jouanin's petrel - Bulweria fallax
Indian birds - Jouanin's petrel - Bulweria fallax

Biological classification of Bulweria fallax
Kingdom:Animalia
Phylum:Chordata
Class:Aves
Order:Procellariiformes
Family:Procellariidae
Subfamily:-
Genus:Bulweria
Species:B. fallax
Binomial name:Bulweria fallax
Distribution:Indian Ocean, Arabian Sea,
Feeding habits:fish, squids and shrimp;
IUCN status listing:
Near Threatened

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Image source: en.wikipedia.org/wiki/File:P%C3%A9trel_de_Barau_.jpg
Author: Shantanuprasad | License: CC BY-SA 3.0
Current topic in Birds of India: Jouanin's petrel - Bulweria fallax.
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Barau's petrel

   ›      ›   Barau's petrel - Pterodroma baraui.

Barau's petrel (Pterodroma baraui) belongs to the family Procellariidae. Barau's petrel is distributed in the countries like Indian islands, Western Australia and Indonesia, adjoining tropical and subtropical Indian Ocean. Barau's petrel is found to nest only in the island of RΓ©union in the Indian Ocean. These birds are endangered by hunting, introduced species and light pollution. Young birds get disorientated by artificial lights.

The International Union for Conservation of Nature (IUCN) had categorized and evaluated these species and had listed them as 'Endangered'.

These petrels are medium sized birds, measuring 40 cm in length and weighing 430 grams. Their wingspan is 100 cm. They are pelagic birds, sometimes observed from shore. The underparts are white and the white underside of the wing has "M" like border with black feathers. The forehead and back also have black feathers. These birds feed on small fish, squid and shrimp by surface-seizing and plunge diving. These petrels breed during October/November in the island of RΓ©union and nest in burrows on high elevations.

Indian bird - Barau's petrel - Pterodroma baraui
Indian bird - Barau's petrel - Pterodroma baraui

Biological classification of Pterodroma baraui
Kingdom:Animalia
Phylum:Chordata
Class:Aves
Order:Procellariiformes
Family:Procellariidae
Subfamily:-
Genus:Pterodroma
Species:P. baraui
Binomial name:Pterodroma baraui
Distribution:Indian Ocean
Feeding habits:fish, squids and shrimp;
IUCN status listing:
Endangered

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Image source: en.wikipedia.org/wiki/File:Pterodroma_baraui_(fledgling_before_releasing).JPG
Author: B.navez | License: CC BY-SA 3.0
Current topic in Birds of India: Barau's petrel - Pterodroma baraui.
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Cape petrel

   ›      ›      ›   Cape petrel - Daption capense.

The Cape petrel (Daption capense) is a seabird belonging to family Procellariidae. The Cape petrels are distributed in the Southern Ocean with an estimated population of two million. There are two recognized subspecies of these birds. The subspecies D. c. capense occurs in Antarctic and subantarctic islands. The subspecies D. c. australe occurs in Antarctic seas between Australasia, New Zealand and Antarctica. During the winter they range further north visiting African coast and Indian islands.

The International Union for Conservation of Nature (IUCN) had categorized and evaluated these petrel species and had listed them as of 'Least Concern'.

The Cape petrels are small birds, measuring 35 to40 cm in length and weighing 350 to500 grams. They have wingspan of 90 cm. Their head is black with white belly and breast. The underwings are white with black border. Their upper wings and back are black, speckled with white.

These petrels feed on krill, crustaceans, fish and squids. They seize their prey from the sea surface as well as by diving.under water. They produce stomach oil, which they spray out when threatened. These petrels have a salt gland in their nasal passage and excrete high saline solution to desaline themselves.

Indian bird - Cape petrel - Daption capense
Indian bird - Cape petrel - Daption capense

Biological classification of Daption capense
Kingdom:Animalia
Phylum:Chordata
Class:Aves
Order:Procellariiformes
Family:Procellariidae
Subfamily:-
Genus:Daption
Species:D. capense
Binomial name:Daption capense
Distribution:Pacific, Atlantic, and Indian Oceans; Indian islands;
Feeding habits: fish, squids and plankton;
IUCN status listing:Least Concern

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Image source: http://en.wikipedia.org/wiki/File:Daption_capense_in_flight_-_SE_Tasmania.jpg
Author: JJ Harrison | License: CC BY-SA 3.0
Current topic: Cape petrel - Daption capense.
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