Powderblue surgeonfish | Powder blue tang
                        
                
                    Maldives - Vivanta by Taj Coral Reef resort - Hembadhu island
                    which compact camera and settings
                    Fujifilm Finepix F70 EXR - Auto - No flash - F3.3, 1/400 sec, Iso 200, Focal length 5mm
                
 
                        
                                        
         	
            	One of the more common Hembadhu reef (Maldives) residents who managed to get in the way in other shots.  
            	
           	   A 
               Powderblue Surgeonfish (or just Blue surgeonfish) is very common and is very striking and colourful.
              	
				Expert photographers (or books) tell that subjects situated in the centre of the photograph don't 
                look so good.   Oops.
            
            
            
            	In terms of colour balance, the photo above highlights what will be discussed later.
                
               	Red colours fade even at quite shallow depths (about 4 metres).
               	
           	   Then yellows fade a little bit 
               deeper and the blues  are maintained until all becomes dark. 
           	   
               
               
               On the right, the same species shot with a better colour balance camera.