Moving around

[bighead]

I have a RBTA for over a year had a pair of clowns who wanted nothing to do with nem got rid of the clowns mad got a pair of Clarkies wich took to the nem in minutes my nem has been in the same spot for a year one I got the Clarkies the nem does not seem happy I guess he keeps moving looks healthy but I
He is now behind rock work where you can't see him is there any way too get him to move towards front of tank
Any suggestions

 

[geckoejon]

point a powerhead towards it. should irritate it enough to move.