Aggregation pheromones attract individuals to a food source or to a suitable nesting site. They include the sex pheromones, to which some creatures are acutely sensitive.
Piemēram, trauksmes feromoni mudina kukaiņus pulcēties barā un uzbrukt, savukārt citi feromoni aicina doties pie barības avota vai uz piemērotu vietu, kur iekārtot ligzdu.