▁County , ▁Ł ód ź ▁Vo iv odes hip , ▁in ▁central ▁Poland . ▁It ▁lies ▁approximately ▁ ▁south - west ▁of ▁U j az d , ▁ ▁north - west ▁of ▁Tom asz ów ▁Maz owie cki , ▁and ▁ ▁south - east ▁of ▁the ▁regional ▁capital ▁Ł ód ź . ▁ ▁References ▁ ▁Category : V ill ages ▁in ▁Tom asz ów ▁Maz owie cki ▁County <0x0A> </s> ▁The ▁du ck b ill ▁p ug ol ov ka ▁( An ati ro str um ▁prof und orum ) ▁is ▁a ▁species ▁of ▁g obi id ▁fish ▁en demic ▁to ▁the ▁southern ▁part ▁of ▁the ▁C asp ian ▁Sea . ▁It ▁is ▁character ized ▁by ▁its ▁special ▁fl atten ed ▁and ▁el ong ated ▁head ▁that ▁res emb les ▁a ▁du ck ' s ▁bill . ▁It ▁is ▁the ▁only ▁known ▁species ▁in ▁its ▁genus . ▁ ▁It ▁was ▁initially ▁found ▁in ▁ 1 9 0 4 ▁at ▁a ▁depth ▁of ▁ ▁( arg u ably ▁ 4 4 7 ▁m ). ▁Only ▁recently ▁more ▁samples ▁of ▁this ▁species ▁have ▁been ▁collected ▁from ▁Iran ian ▁waters , ▁where ▁it ▁mainly ▁lives ▁at ▁ 5 0 – 1 0 0 ▁m ▁depth . ▁The ▁fish ▁are ▁on ▁average ▁ ▁long ▁and ▁at ▁maximum ▁ 1 3   cm . ▁ ▁References ▁ ▁Category : B enth oph il inae ▁Category : Mon ot yp ic ▁fish ▁gener a ▁Category : F ish ▁described ▁in ▁ 1 9 2 7 ▁Category : F ish