, ▁however , ▁as ▁the ▁ar id ▁conditions ▁make ▁water ing ▁large ▁animals ▁difficult ▁and ▁large ▁population ▁cent res ▁make ▁fields ▁scar ce . ▁Mar ou a ▁has ▁emer ged ▁as ▁an ▁important ▁centre ▁for ▁animal ▁ra is ers , ▁with ▁both ▁a ▁cattle ▁market ▁and ▁a ▁veter inary ▁centre . ▁ ▁Fish ing ▁is ▁an ▁important ▁way ▁of ▁life ▁for ▁the ▁pe op les ▁who ▁live ▁along ▁Lake ▁Ch ad . ▁The ▁K of ia ▁Islands ▁are ▁home ▁to ▁the ▁Bud um u ▁and ▁to ▁fish erm en ▁from ▁Cam ero on , ▁Ch ad , ▁and ▁Niger ia , ▁most ▁of ▁whom ▁ear n ▁their ▁living ▁in ▁this ▁fashion . ▁The ▁Log one ▁is ▁also ▁heavily ▁f ished . ▁ ▁Indust ry ▁and ▁infrastr ucture ▁ ▁What ▁little ▁industry ▁the ▁north ▁has ▁mostly ▁falls ▁into ▁the ▁real m ▁of ▁hand ic raft s . ▁Much ▁of ▁this ▁revol ves ▁around ▁cattle ▁and ▁related ▁products , ▁particularly ▁in ▁Mar ou a . ▁This ▁city ▁is ▁home ▁to ▁many ▁t ann eries , ▁le ather working , ▁and ▁emb roid ery ▁and ▁metal working . ▁Mar ou a ▁even ▁has ▁a ▁be ef ▁can n ery . ▁Mar ou a ▁also ▁has ▁a ▁large ▁art isan at , ▁which ▁s ells ▁hand ic raft s ▁such ▁as ▁pot tery , ▁be ads . ▁SO DE C OT ON ▁Cot ton ▁g ins ▁operate ▁in ▁Gu ider , ▁M ora , ▁M ok olo , ▁Mar ou a , ▁Y ag ou a ,