Hi I’m Andy I’ve recently got a 40 gal from my teacher I’ve had it set up for a week now. And need advice with stocking and here is what I’m gonna put maybe in the tank I have also a heater with a sponge and hang on the back filter. So 4-8 guppys 2 emerald Cory’s 3 platys, 3-5 Florida light tetras , cherry shrimp and one medium koi angel here the current photo I’m hopping the plants will grow