no i dont think he is stressed out in any way. he is very spoiled and i always make sure he gets an algae wafer and i feed him cucumbers and things like that for a snack. i also put some salt in there for them too.
yes i have 2 neon tetras but havent seen there color change much!
im not sure if my high fin spotted pleco is sick or not i tried to get a good pic but its not easy. for some reason at night his scin color gets lighter then what i think is normal. i have search up ever fish disease and nothing matches what i see. it not velvet or itch and wanted to no if...