Mutanen da ke bakin rairayin bakin teku na Sochi sun shaida mummunan hoto - a wani wuri, sannan a wani, kifayen dolphin sun kwanta a bakin gabar. Yawancin hotuna na gawarwakin mamatan dabbobin teku sun bayyana nan take a kan hanyoyin sadarwar.
Har yanzu ba a san abin da ya haifar da mutuwar dabbobin dolphin ba. Masana ilimin muhalli sun bada shawarar cewa mafi akasarin dalilin mutuwar dabbobi shine ayyukan tattalin arzikin dan adam, misali, shigar da magungunan kwari a cikin teku. Idan dolphins suna cikin yankin hulɗa da abubuwa masu guba, wannan na iya haifar da mutuwa. Koyaya, bisa ga masanan ilimin muhalli, wannan har yanzu zato ne kawai, kuma dalilan na iya zama daban.
A cewar shaidun gani da ido, wannan ba shi ne karo na farko da ake samun matattun kifayen dolphin a gabar ruwan gabar ruwan Bahar Bahar ba. Masu kula da muhalli na yankin sun yi amannar cewa wannan na iya faruwa ne sakamakon haɗari a bakin baƙi a tashar Tuapse, mallakar EuroChem. Sakamakon wannan hatsarin, magungunan kashe qwari da yawa sun shiga cikin teku. Koyaya, wannan sigar ba ta sami tabbaci na hukuma tsakanin masana ba.
Ya kamata a tuna cewa a cikin watan Agusta na wannan shekarar, an rubuta mutuwar gobi a bakin rairayin bakin teku kusa da ƙauyen Golubitskaya, wanda ya zama alama mai firgitarwa ga masu kula da muhalli na Kuban. An ba da shawarar cewa hakan ya faru ne saboda yawan zafin ruwan da ke wuce gona da iri. Musamman a ranar da aka gano mutuwar kifin, yanayin zafin ruwa a Tekun Azov ya kai digiri 32. A cewar mazauna yankin, irin wannan sakin kifin a bakin teku a cikin 'yan shekarun nan yana faruwa a duk lokacin bazara kuma yana iya kasancewa da nasaba da dumamar yanayi. Koyaya, dumama kuma sakamakon aikin mutum ne, saboda haka ba zai yuwu a karkatar da duk laifin ga yanayin cikin wannan lamarin ba.
