The invention discloses a method for making a small social fish culture nest for an aquarium. The method is characterized in that the culture nest is made from clamshells and synthetic materials; the synthetic materials include an inner connecting material, a connecting agent and an outer surface decoration material; the inner connecting material comprises rhizome fibers extracted from radix puerariae, hay and sphagna; the outer surface decoration material is supergene sandstone powder; and the connecting agent comprises waterproof cement, waterproof glue, gypsum, clay, a polyethylene polypropylene compound waterproof roll, flexible mortar, acrylate, acrylic emulsion, epoxy resin latex, acrylamide emulsion and polyacrylate. The method comprises the steps of A, treating the clamshells; B, treating the inner connecting material; C, preparing the connecting agent; D, making a base material; E, performing embedding; F, performing overall shaping; G, drying; and H, finishing the combination. The invention has the benefits that the method for making the small social fish culture nest is simple; the materials are easily available; and the nest has certain aesthetic property and bionic property, and can effectively protect the survival of small social fishes in the aquarium.