▁Ocean ▁Institute ▁announced ▁the ▁discovery ▁of ▁a ▁giant ▁A po lem ia ▁si phon oph ore ▁in ▁sub marine ▁can y ons ▁near ▁N ing al oo ▁Coast , ▁meas uring ▁ 1 5   m ▁( 4 9   ft ) ▁diameter ▁with ▁a ▁ring ▁approximately ▁ 4 7   m ▁( 1 5 4   ft ) ▁long , ▁possibly ▁the ▁largest ▁si phon oph ore ▁ever ▁recorded . ▁ ▁H ae ck el ' s ▁si phon op hor es ▁ ▁Ernst ▁H ae ck el ▁described ▁a ▁number ▁of ▁si phon op hor es , ▁and ▁several ▁pl ates ▁from ▁his ▁Kunst form en ▁der ▁Natur ▁( 1 9 0 4 ) ▁dep ict ▁members ▁of ▁the ▁tax on : ▁ ▁References ▁ ▁Further ▁reading ▁▁ ▁P ink T ent acle . com ▁( 2 0 0 8 ): ▁Si phon oph ore : ▁Deep - se a ▁super organ ism ▁( video ). ▁Retrieved ▁ 2 0 0 9 - MA Y - 2 3 . ▁ ▁External ▁links ▁ ▁'' De ep ▁sea ▁si phon oph ore '' ▁( 1 0 ▁April ▁ 2 0 1 7 ) ▁YouTube . ▁Im aged ▁by ▁the ▁NO AA ▁O ke anos ▁Explorer ▁on ▁March ▁ 1 4 , ▁ 2 0 1 7 ▁at ▁ 1 , 5 6 0 ▁meters ▁west ▁of ▁W ins low ▁Re ef ▁complex . ▁Retrieved ▁ 2 8 ▁January ▁ 2 0 1 8 . ▁▁▁▁ ▁Category : Art icles ▁containing ▁video ▁cli