It's 180L and all that's in there is.....Your tank size could definitely support a bristlenose pleco. However, how many fish/what species are stocked currently? If you've already got a full tank then you might not want to add another. Furthermore, plecos produce a lot of waste for a fish their size.
Yes, you could add 1 with that current stock.It's 180L and all that's in there is.....
Sunset platy x 5
Cardinal tetra x 6
Ember tetra x 6
Guppies x 5
Some red cherry shrimp
Atya gabonensis x 1
Yes, you could add 1 with that current stock.