Ambaliyar mai ta SS Wafra
Ambaliyar mai ta SS Wafra ta faru ne a ranar 27 ga watan Fabrairun 1971, lokacin da SS Wafra, wani jirgin dakon mai, ya yi kaysa a gwiwa a lokacin da yake karkashin ja kusa da Cape Agulhas, a Afirka ta Kudu. Kimanin ganga 200,000 na danyen mai ne aka lebo a cikin tekun.   Babban bangaren jirgin dai ya sake shawagi, aka fitar da shi zuwa teku, sannan sojojin saman Afirka ta Kudu suka nutse don hana kara gurbatar man da ke gabar teku.

Ƙasa da nutsewa 
Wafra ya bar Ras Tanura a Saudi Arabia a ranar 12 ga Fabrairu 1971 zuwa Cape Town, Afirka ta Kudu, da jigilar     (ton 63,174)  na danyen man larabawa a cikin jirgin.   Rabin kayan mallakar Chevron Oil Sales Co., da sauran rabin ta Texaco Export, Inc. 

Jirgin yana zagaye kudancin Afirka da ƙarfe 6:30 na safe ranar 27 ga Fabrairun 1971 lokacin da bututun da ke kawo ruwan teku a cikin jirgin don kwantar da injin tururi ta kasa. Dakin injin ya cika da ruwa, wanda ya gaza karfin jirgin. Washegari Baturen ya ɗauke ta  Gdynia tankar tururi, wanda - gano aikin da wahala - ya mika wa Pongola  kashe Cape Agulhas, daga baya a wannan rana.  Kebul ɗin ya karye daga baya, kuma Wafra ya sauka a kan ruwa kusa da Cape Agulhas da ƙarfe 5:30 na yamma ranar 28 ga Fabrairu. Dukkan tankunan dakon kaya guda shida na tashar jiragen ruwa, da kuma tankunan guda biyu daga cikin shida na tsakiya, sun lalace, lamarin da ya sa kusan tan 26,000 na mai ya malalo a wurin da aka kasa kasa, wanda tan 6,000 ya wanke a Cape Agulhas.  Wata majiyar kuma ta yi kiyasin cewa an yi asarar kusan galan miliyan 14 na mai a cikin lamarin (kimanin tan 45500). 

A  ta  malalar mai ya haifar,   wanda ya shafi wani yanki na 1200 Penguins na Afirka a tsibirin Dyer kusa da Gansbaai .  Tekun rairayin bakin teku daga Gansbai zuwa Cape Agulhas sun sami mai ta hanyar slick. Jaridun Amurka sun ba da rahoton cewa slick ya kai  tsawo.   Kusan  an fesa wanki a kan slick a ƙoƙarin hana shi wanke gaɓa ko cutar da rayuwar ruwa.  

Jirgin ruwan tekun na Jamus ya sake shawagi kuma ya ja daga cikin tekun a ranar 8 ga Maris da Jamusanci tug Oceanic, amma ya fara watsewa. Don hana ƙarin gurɓatar mai a bakin tekun, an ja babban ɓangaren mai nisan  fita zuwa teku har zuwa bakin continental shelf ( ), barin  mai a farke. A ranar 10 ga Maris, 1971, jirgin Buccaneer na sojojin saman Afirka ta Kudu ya yi yunkurin nutsar da ita da makami mai linzami na AS-30L, amma ya yi nasarar tayar da wuta kawai. Jirgin ya kone na tsawon kwanaki biyu kafin jirgin Shackleton ya iya nutsar da shi tare da caji mai zurfi a cikin  ruwa.

Idan da Wafra ya kasance tagwayen dunƙule, jirgin daki guda biyu na injin, asarar injin da wataƙila ba zai haifar da asarar jirgin gaba ɗaya ba.  A lokacin, malalar man ta kasance a cikin mafi muni da tanka 20 da aka yi a tarihi.

Bayan haka 
Dangane da afkuwar hatsarin, Ma’aikatar Sufuri ta Afirka ta Kudu ta fahimci cewa, duk da cewa da yawa daga cikin manyan motocin dakon danyen mai (VLCCs) da ke amfani da hanyar tekun Cape a kowace shekara, hukumomin ba su da tulin tudun ruwa da ke iya taimaka musu a cikin kunci. da kuma kare yankunan ruwa masu mahimmanci ta hanyar wargaza malalar mai tare da tarwatsa sinadarai.  Don haka sun kafa sabis na rigakafin zubar da mai da aka sani da Kuswag (Coastwatch) kuma sun ba da sabbin tuggun ceto guda biyu, John Ross da Wolraad Woltemade .  Guda biyun, tare da  injuna, sun riƙe rikodin a matsayin mafi girma na ceto a duniya. 

An bayyana lamarin a cikin littafin Supership na 1975 na Noel Mostert.

Duba kuma 

 Oswego-Guardian/Texanita karo
 Venpet-Venoil karo
 Torrey Canyon mai

Manazarta

Kara karantawa

Hanyoyin haɗi na waje 

 Hotunan gurbacewar teku
 Hotunan jirgin da ke wuta