Tafkin Itasy

Tafkin Itasy
General information
Gu mafi tsayi	unknown value
Height above mean sea level (en)	1,221 m
Yawan fili	35 km²
Labarin ƙasa
Tsarin Daidaiton Labarin Kasa	19°04′00″S 46°47′00″E
Kasa	Madagaska
Territory	Lardin Antananarivo
Hydrography (en)
Inflow (en)	duba Varana (en)
Outflows (en)	Kogin Lily

Tafkin Itasy wanda aka fi sani da Itasianaka tafki ne a tsakiyar Madagascar . Tana cikin Yankin Itasy . Tana cikin kananan hukumomin Ampefy, Soavinandriana, Manazary da Analavory.

Tafkin Itasy yana da yanki na hekta 3,500 (acre 8,600). Ita ce tafkin na huɗu mafi girma a Madagascar, bayan tabkuna Alaotra, Kinkony, da Ihotry.

Tafkin yana da matsakaicin zurfin mita 4 (13 , kuma ya kai har zuwa mita 10 (33 zurfi. Matsayin ruwa ya bambanta a yanayi. Akwai wuraren marshy a kudanci da gabashin tafkin.

Tafkin Itasy yana gabashin filin dutsen wuta na Itasy. Ayyukan dutsen wuta a yankin kwanan nan ne, kuma an kafa tafkin ne lokacin da kwararar dutse ta toshe kogi, ta samar da tafkin a bayansa. Yankin da ke kewaye da tafkin an rufe shi da ƙwayoyin cuta na Strombolian da kuma rufin trachyte. Yankin dutsen wuta a kusa da tafkin yana da ƙananan tabkuna (maars) da peat bogs.

gKogin Andranomena da Mariandrano sun shiga cikin tafkin daga gabas. Kogin Lily shine fitowar tafkin, yana gudana zuwa yamma daga kusurwar arewa maso yammacin tafkin. Lily wani yanki ne na Kogin Sakay, wanda shine wani yanki na Kogin Tsiribihina . Tsiribihina yana gudana zuwa yamma don komai a cikin Mozambique Channel.

Tsire-tsire da dabbobi

Akwai reedbeds a gefen tafkin, wanda ya hada da mafi yawan nau'ikan reed Phragmites da Cyperus, wanda ke girma har zuwa mita biyu. Har ila yau, akwai mats masu iyo na ruwa-hyacinth Eichhornia wanda ba na asali ba.

An lura da nau'ikan tsuntsaye 44 a tafkin, gami da nau'in Madagascar guda goma. Tsuntsaye na asali sun haɗa da duck na Meller (Anas melleri), Madagascar grebe (Tachybaptus pelzelnii), Madagascar flufftail (Sarothrura insularis), Madagascar pond heron (Ardeola idae), Madagascar snipe (Gallinago macrodactyla), da Madagascar marsh harrier (Circus macrosceles). An sanya tafkin a matsayin Muhimmin Yankin Tsuntsaye.

Yanayin tafkin da kogunan da ke kewaye da shi an canza su ta hanyar gurɓataccen yanayi, rushewa da yaduwa, lalacewar mazaunin, da gabatar da nau'o'in halittu masu ban sha'awa. Kifi na asali Ptychochromoides itasy, wanda aka lura da shi a cikin tafkin a cikin shekarun 1970, an yi la'akari da shi har sai an gano yawan jama'a a cikin Kogin Sakay.