The two subspecies of the South Asian river dolphin Platanista gangetica — the Indus river dolphin Platanista gangetica minor and the Ganges river dolphin Platanista gangetica gangetica — should each be recognized as distinct full species, according to a new study published in the journal Marine Mammal Science.
The Indus river dolphin Platanista minor. Until now, only a single relict species in the family was recognized: the South Asian river dolphin. It was composed of two subspecies that occur in geographically separate, adjacent, freshwater river systems:. They are threatened by dams and barrages, declining river flows, fisheries bycatch, and pollution.
The Ganges river dolphin Platanista gangetica. The new research shows that Indus and Ganges river dolphins have clear genetic differences, as well as different numbers of teeth, coloration, growth patterns and skull shapes. In the study, Dr. That is the reason this circulation is known as density-driven. Finally, the surface warm water flows south and westward to continue its circulation until it North Equatorial Current Warm : The north equatorial current is generated because of upwelling of cold water near the west coast of Africa and usually form The reason is that a subcontinent can consist of three countries like India, Bangladesh, and Pakistan.
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Sign in Don't have an account? Set the Language Close. Flashcards » Ancient World: indus and ganges river valleys questions. Add to Folders Close. Please sign in to add to folders. Upgrade to Cram Premium Close. Upgrade Cancel. Roman Architecture Analysis One hundred and eighteen arches support the water channel, superimposed in two registers at highest point.
The Ocean Circulation That is the reason this circulation is known as density-driven. Coriolis Effect North Equatorial Current Warm : The north equatorial current is generated because of upwelling of cold water near the west coast of Africa and usually form Mesopotamia Importance The reason is that a subcontinent can consist of three countries like India, Bangladesh, and Pakistan.
The Importance Of Symbolism In Sports In relation to this, sports analysis is challenged as a result of the influence of modernization that links nationalist ideas with capitalist ideas resulting Shuffle Toggle On. Card Range To Study through. Describe the geography of the Indus and ganges river valleys. How do monsoons affect India and its climate.
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