Post some of the images in question along with the EXIF info. From there we can get an idea as to how you need to proceed...
Exdawgman wrote:
Hi....Jacks the name......One year into photography......priority being wildlife. Open to all suggestions as to how to improve the clarity of my images......I have a Nikon d3400 coupled with a Sigma 150-600 Contemporary lens. I see such crystal clear images on various sites..........and just can’t come even close........I seem to have been doing better with the lens that came with the camera......55-300mm......Fire away.......I’m all ears!!