i have 30 starlight bn plecos all about 1.5 1.75 inches, 3 of them have got really fat almost bloated, they are fed on hikari algae wafers, driftwood in tank and a small ammount of blood worm every other day also 1 massivore delight a day, was wondering if it is possible that the 3 fat ones could be egg bearing and what size bristlenoses breed in general can any one enlighten me???? thanks