Ciwon daji (Chukchi Sea algae)
Blob shine sunan da aka ba wani baƙar fata babba mai fure wanda aka fara hango shi yana shawagi acikin Tekun Chukchi tsakanin garuruwan Wainwright na Alaska da Utqiaġvik acikin Yuli 2009.

Ganowa da wuri 
Wani jirgin ruwan farar hula ne ya fara gano tarin jama'a daga Wainwright,kuma ankai rahotonsa ga masu tsaron gaɓar tekun Amurka saboda far gabar cewa zai iya zama malalar maiBinciken samfurorin da Gwamnatin Arewa Slope Borough ta ɗauka kuma aka aika zuwa dakin gwaje-gwaje a Anchorage ta gano cewa wani nau'in alga na ruwa ne.

An gano taron yana shawagi acikin Tekun Chukchi,wani yanki mara zurfi na Tekun Arctic wanda yakai tazara tsakanin yammacin Alaska da gabar tekun arewa maso gabashin Rasha.Yawan furannin algae ya zama ruwan dare a wurare masu kama da juna,ruwa mara zurfi inda haske zai iya ratsawa zuwa ga gadon teku. Sai dai mazauna yankin sun bayyana cewa babu wani abin tunawa a kowace al’umma dake yankin ko wane irin taro.

Bayyanar 
An kiyasata wani yanki na yawan adadin ya kai mil 12 zuwa 15. Wadanda suka gan shi akai-akai sun bayyana shi a matsayin 'mai gashi' ko 'stringy', tare da nazarin kimiyya yana bayyana shi a matsayin nau'in filamentous alga. An kuma ruwaito cewa yana da wari daban-daban. Ko da yake har yanzu ba a gudanar da gwaje-gwaje masu guba kan kwayoyin halitta ba, damuwa ba ta da yawa saboda yankin ba ya karbar bakuncin samar da abincin teku, kodayake mazauna yankin suna farauta a can.

An lura da algae don launin su, wanda yake baki. Ana ɗaukar wannan a matsayin sabon abu ga algae na ruwa,waɗanda yawanci tabarau ne na kore ko ja. An fitar da hasashe da dama game da dalilin wannan launi. Terry Whitledge, darektan Cibiyar Kimiyyar Ruwa a Jami'ar Alaska Fairbanks ya ba da sanarwar cewa zai iya zama saboda algae da ya sami wani matakin bazuwa.

Nassoshi