National Geographic : 1966 Nov
,..> es53r,'r, <. cv' &.-fu A". t > '~. ~':< &°, yt,**q Y V4XY;Y? S < :.'," <'^A '' biSif fit SC. ' 910i WITH A ROBE FOR EACH OCCASION, a blue surgeonfish drifts in from the ocean as a transparent larva. When it reaches its permanent home on the reef, Acanthurus coeruleus dons cloth of gold overnight. Later, juvenile yellow darkens to the royal blue of adulthood. The fish, shown life-size at the two younger stages, may grow to a foot in length. It takes its name from scalpel-like spines at the base of the tail. 4 Y Color rules the reef r~a ^zC .y y, r YYLSYY' ".I3 .' ,"L .AM Y Y ,, ,M,.. TEEMING TENEMENT, the coral NO reef houses residents as brilliant as they are numerous. Foot-long green parrotfish, a male, nibbles A.R with beaklike mouth; the female of Sparisoma viride wears black, white, and red. Fooled by her different garb, marine biologists once thought the lady a separate species. Silvery hitchhiker, a remora with a spiny suction disk atop its head, clings to her. ti .! ''° In a Fisheye-lens view, Jo Starck releases rotenone amid graceful X%v sea ans. The paralyzing poison, harmless to divers helps her # FFF takespecimens o Alligator Reef's 390 fish species. Awl, Turn the foldout fora look at :..'. . the coral-reef community ,from ocean slope to shore-side shallows. :,Kik (C) N_, .5.