Hi- I️ have a 55 gallon planted with 9 guppies, 16 neon tetras, 5 kuhli loaches, 5 otocinclus, 5 cory cats, some Nerite snails, amaño shrimp and Cascade 1500 for filtration with seachem matrix as my bio media. Also have the Eheim 350 surface skimmer. Tank has been running since July but issues...