▁colour ▁gu ards ▁with ▁the ▁new ▁colours . ▁ ▁See ▁also ▁▁ ▁Be ating ▁Ret re at ▁ ▁Guard ▁mount ing ▁ ▁Post ing ▁the ▁Col ours ▁ ▁Rem emb rance ▁Day ▁ ▁Tro op ing ▁the ▁Col our ▁ ▁Battle ▁honour ▁ ▁References ▁ ▁External ▁links ▁ ▁Category : B rit ish ▁military ▁trad itions ▁Category : N aval ▁cer emon ies ▁Category : Mil it ary ▁trad itions <0x0A> </s> ▁H alo fer ax ▁vol can ii ▁is ▁a ▁species ▁of ▁organ ism ▁in ▁the ▁genus ▁H alo fer ax ▁in ▁the ▁Arch ae a . ▁ ▁Description ▁and ▁significance ▁ ▁Micro bi ologist ▁Benjamin ▁E laz ari ▁Vol can i ▁first ▁discovered ▁H alo fer ax ▁vol can ii , ▁a ▁self - named ▁extrem oph ile , ▁in ▁the ▁ 1 9 3 0 s . ▁H . ▁vol can ii ▁is ▁a ▁hal oph il ic ▁mes oph ile ▁arch ae on ▁that ▁can ▁be ▁isolated ▁from ▁hyp ers al ine ▁environments ▁such ▁as : ▁the ▁Dead ▁Sea , ▁the ▁Great ▁Salt ▁Lake , ▁and ▁ocean ic ▁environments ▁with ▁high ▁sod ium ▁ch lor ide ▁concentr ates . ▁H alo fer ax ▁vol can ii ▁is ▁not ew orth y ▁because ▁it ▁can ▁be ▁cult ured ▁without ▁much ▁difficulty , ▁rare ▁for ▁an ▁extrem oph ile . ▁H . ▁vol can ii ▁is ▁chem o organ ot roph ic , ▁met abol izing ▁sug ars ▁as ▁a ▁carbon ▁source . ▁It ▁is ▁primarily ▁aer ob ic , ▁but