Ka taƙaita labarin:  (CNN) Shekaru biyar bayan fashewar ramin Deepwater Horizon da ya haifar da mafi girman zubar da mai a cikin tarihin kasar, har yanzu muna fuskantar - amma kawai muna fara fahimtar gaske - tasirin muhalli da tattalin arziki. Sakamakon da ya biyo bayan zubar da man fetur ya kasance da kyau, tare da raguwa a cikin yawon shakatawa da masana'antar abincin teku, da kuma lalata lalataccen namun daji a yankin. Tun daga wannan lokacin, yawan man da ke yankin ya ɓace kuma al'ummomin sun fara nuna alamun farfadowa. A zahiri, rahotanni sun nuna cewa masana'antar abincin teku ta Gulf of Mexico, wacce ke samarwa Amurka kusan kashi 40% na abincin teku, a ƙarshe ta fara farfadowa. Duk da haka, manyan ƙalubale sun kasance, a wani ɓangare saboda yawancin tambayoyi game da sakamakon dogon lokaci har yanzu ba a amsa ba. Har zuwa yau, har yanzu ba a bayyana inda duk man ya tafi ba, daidai nawa ya rage ko kuma idan sake fitowar dabbobin daji sakamakon daidaitawa ne ko kuma alama ce cewa rikicin yana raguwa da gaske. Ɗaya daga cikin jinsunan da za su iya ba da bayani game da waɗannan tambayoyin shi ne crab na Gulf. Crabs suna taka muhimmiyar rawa a yankin: Kimanin fam miliyan 60 aka kama a cikin Gulf a cikin 2012, suna samun miliyoyin miliyoyin kudaden shiga. Duk da haka a bayan zubar, canje-canje ga al'ummomin crustacean a yankin sun kasance a bayyane ga ido mara kyau. Masu bincike sun rubuta muhimman bambance-bambance a cikin bayyanar, da kuma nakasa a cikin crabs da aka shafa da zubar da ciki ciki har da raunuka da yawa da suka ci ta hanyar haɗin gwiwa, tilasta gawarwakin su fada. Waɗannan halayen ba kawai sun shafi darajar kasuwar crab ɗin ba amma wataƙila sun shafi iyawar crab ɗin na tsira. Duk da cewa waɗannan canje-canje a bayyanar waje sun ɓace a cikin ɗan gajeren lokaci, lafiyar waɗannan crabs na iya kasancewa mai haɗari. Na yi aiki tare da abokan aiki a Jami'ar Florida International da Jami'ar Louisiana a Lafayette don fahimtar abin da zai iya faruwa a cikin kwayar halitta a cikin crab lokacin da aka fallasa shi da man fetur da...
Keith Crandall: Shekaru biyar bayan da Deepwater Horizon rig ya fashe, muna kawai fara fahimtar tasirinsa a kan Gulf. Wani nau'in crab na iya zama babban alamar tasirin, in ji shi.