Alamar ciyawar kogi/kwata

Gabatarwa
Wetland Indicator ko Alamar Ciyawar Kogi/Kwata wata hanya ce da masana muhalli ke amfani da ita don tantance ko wani fili yana ɗaya daga cikin karkara masu danshi (wetlands) ko a'a. Wannan na’ura ko hanyar nazari na taimakawa wajen gano irin tsirrai, yanayin ƙasa, da kuma ruwa da ke kasancewa a wani wuri domin tantance matsayin wurin a matsayin ƙasa mai danshi (wetland).
Abubuwan da Wetland Indicator ke dubawa

1. Nau’in Tsirrai (Vegetation):
Ana amfani da wasu nau’o’in tsirrai da aka sani da rayuwarsu a wuraren danshi domin gane ko wuri yana da alaƙa da wetlands. Wadannan tsirran su ne ake kira da:

Obligate Wetland Plants (OBL): Tsirran da ke rayuwa kawai a wuraren danshi.

Facultative Wetland Plants (FACW): Tsirran da ke rayuwa a wuraren danshi da kuma wasu wurare marasa danshi.

Facultative Plants (FAC): Tsirran da ke iya rayuwa a kowanne irin fili, danshi ko busasshe.

Facultative Upland Plants (FACU): Tsirran da ake samu fiye da kima a ƙasa busassu.

Upland Plants (UPL): Tsirran da ba sa rayuwa a cikin danshi ko ciyawar koguna.

2. Ruwan Ƙasa (Hydrology):
Ana tantance ko akwai ruwa a ƙasan wajen ko kuma ko ana samun ruwa a kai a kai, musamman a lokacin damina.

3. Yanayin Ƙasa (Soil Characteristics):
Ana duba yanayin ƙasa ko tana ɗauke da alamun danshi na dogon lokaci, kamar launin ƙasa, ƙamshi ko yanda take narkewa da sauƙi.
Muhimmancin Wetland Indicators
Taimakawa wajen kare muhalli daga lalacewa.

Samar da ingantaccen bayani ga hukumomi ko kungiyoyi masu kula da muhalli.

Samar da kariya ga halittu masu rai da ke rayuwa a wuraren danshi.

Tallafawa aikin noma da ruwa ta hanyar fahimtar halayen ƙasa da danshi.
Kammalawa
Wetland indicators wata hanya ce da ake amfani da ita don gano ko wani yanki yana cikin muhimman wuraren danshi (wetlands). Ta hanyar duban tsirrai, ruwa da ƙasa, masana muhalli na iya yanke hukunci daidai akan matsayin wannan wuri, wanda hakan ke taimakawa wajen tsara dokoki da kariya ga irin waɗannan wurare.
Manazarta
1. Cowardin, L. M., Carter, V., Golet, F. C., & LaRoe, E. T. (1979). Classification of wetlands and deepwater habitats of the United States. U.S. Department of the Interior, Fish and Wildlife Service.