Acanthurus tristis

[spit.fire]

Anyone know if they change colors as they age or do they maintain the same colors?

[spit.fire]

Nvm found it on google, they go greyish

[Matt@NoLongerInUse]

the yellow on the fin goes black. they do keep the stripes
http://www.dejongmarinelife.nl/sys_files/websites/DEJONGMARINELIFE/images/stock/fish/algemeen_vis_/acanthurus_chirurgus_product_zoom_thumb.jpg
adult
http://www.aquariumreference.org/Photos/JERandall/Acanthurus_tristis_12782j0.jpg
sub-adult

http://www.liveaquaria.com/images/categories/product/p-89370-tang.jpg
juv

just for reference