This is a discussion on What to add next within the Beginner Freshwater Aquarium forums, part of the Freshwater Fish and Aquariums category; -->
One more thing. Loaches don't eat algae, so I think a BN Pleco is still a good thing. They don't get monsterous like their ...
Serpae Tetra were mentioned initially in this thread, no one has picked up on that. That is the last species you want to add in this setup; the gourami will be a target. The Black Widow Tetra [black skirt] is another fish that has this problem though not (sometimes) as obvious.
Rummynose [Brilliant Rummy nose Tetra] are very demanding of soft, slightly acidic water, and as redchigh mentioned, that hasn't been indicated yet. Cardinal Tetra too for that matter if they are to live long. Check their profiles, click the shaded names.