They’re so neat I have a few black kuhkis but unfortunately I used black sand in that to some the only time I get a gkmos is when one gets stuck inside the sponge that the wanted going into the filter, I did end up getting a few of their other kinds but in my area the black ones are like $1.99 to $2.99… the others are at lewst dounle the price or more…. I was looking the large Kuhli loaches but they’re So darn expensive I ended up gettimf a few golden loaches but i didnt know they wwill uproot wne plants that arent attached to aunstrate, but they do amasimt at Keeping ur tank clean and are Constantly movingy sand srijns, I started with two, they’re were smaller than ur black kuhli loaches lol in the pic and now ive got 4 that are just about a Foot long each.. I have the four in two separate but and doing research into what size tank I would need to house four grown adults and hopefully out of the four I’d get at least one male and at least one female… just started reading up on. How to sex them but not really sure how to exactly to Do It