A Locations along northern Colombian Pacific (Chocó) where associations of echinoderms with other phyla were collected. Locations names from north to south P.ERO: Piedra de Eroito, FOCA: la foca, P.ROD: Piedra de Rodrigo, MINA: La mina, PARN: Parguera norte, VIUD: la Viuda, CHIC: Chicocora, P.ZAP: Piedra Zapata, P.NOR: Punta norte, MORN: Morromico norte, JURU: Jurubidá, P.ORI: Punta Orión, P.BON: Piedra bonita, PARS: Parguera sur, P.ARU: Punta Arusí, P.JAI: Piedra de Jairo, ROÑO: Roñosa, AMGR: Amargal, COLO: Coló. The line between FOCA and FARO represents the proximity between both stations. B Locations were associations between O. mirabilis and octocorals were registered. Locations names from north to south P.ERO: Piedra de Eroito, FOCA: la foca, P.ROD: Piedra de Rodrigo, MINA: La mina, PARN: Parguera norte, VIUD: la Viuda, CHIC: Chicocora, P.ZAP: Piedra Zapata, P.NOR: Punta norte, MORN: Morromico norte, JURU: Jurubidá, P.ORI: Punta Orión, P.BON: Piedra bonita, PARS: Parguera sur, P.ARU: Punta Arusí, P.JAI: Piedra de Jairo, ROÑO: Roñosa, AMGR: Amargal, COLO: Coló. The lines among several locations represent the proximity between them.