▁sk ate ▁is ▁native ▁to ▁the ▁n ortheast ▁Atlantic ▁and ▁Mediter rane an ▁Sea . ▁Histor ically , ▁the ▁species ▁r anged ▁from ▁I cel and ▁and ▁northern ▁Norway ▁to ▁Made ira ▁and ▁northern ▁Mor oc co . ▁It ▁is ▁a ▁bottom ▁dwell ing ▁species ▁mainly ▁found ▁at ▁depth s ▁of ▁, ▁but ▁it ▁can ▁occur ▁as ▁shall ow ▁as ▁ ▁and ▁as ▁deep ▁as ▁. ▁They ▁are ▁found ▁in ▁those ▁depth s ▁at ▁the ▁waters ▁off ▁north western ▁Scotland ▁and ▁in ▁C elt ic ▁Sea , ▁and ▁along ▁the ▁edge ▁of ▁the ▁contin ental ▁sh elf . ▁At ▁the ▁start ▁of ▁the ▁tw enti eth ▁century ▁common ▁sk ates ▁had ▁a ▁wide ▁range ▁around ▁the ▁British ▁Is les . ▁Now , ▁their ▁population ▁and ▁range ▁are ▁sever ely ▁de ple ted ▁and ▁fragment ed , ▁with ▁disappear ances ▁being ▁reported ▁on ▁several ▁places . ▁ ▁G row th ▁and ▁reprodu ction ▁The ▁common ▁sk ate ▁can ▁reach ▁an ▁estimated ▁age ▁of ▁ 5 0 – 1 0 0 ▁years ▁and ▁ ▁m atur ity ▁is ▁reached ▁when ▁about ▁ 1 1 ▁years ▁old . ▁The ▁size ▁where ▁they ▁reach ▁m atur ity ▁depend ▁on ▁sex ▁and ▁population . ▁In ▁D . ▁c f . ▁fl oss ada ▁( blue ▁sk ate ) ▁males ▁reach ▁m atur ity ▁when ▁about ▁ ▁long ▁and ▁females ▁when ▁about ▁ ▁long . ▁In ▁D . ▁c f . ▁inter media ▁( f la pper ▁sk ate ), ▁males ▁reach ▁m atur ity ▁when ▁about ▁ ▁long