There to much silver. If I add them. Everything is silver lolWhat about the common hatchetfish (Gasteropelecus sternicla)? I believe they get around 3 inches and are very active. Plus they have a deep body that would make it difficult for even a full grown geo to swallow. Even if they did manage to catch one and get it in their mouth, the geo most likely wouldn't choke on it.
How many Geos did you have? How big was your tank?Stick with what you have. Once the altifrons are larger they will occupy the whole tank until they get spooked. I had mine with cories for 2 years until 1 adult chocked on one and died. It works for awhile until one day it doesnt