The search function works well. Here are 3 prior threads on sexing LMB and or BG including pics.

I agree with CB1 on the female LMB. This is especially true if they are Fla's or F-1s or F-X's.

http://www.pondboss.com/forums/ubbthreads.php?ubb=showflat&Number=103605&fpart=1


http://www.pondboss.com/forums/ubbthread...true#Post156959

http://www.pondboss.com/forums/ubbthread...true#Post171624