If you arrive by boat to the Port of Las Palmas, also called Puerto de la Luz (Port of the Light), you can see the Poema del Mar Aquarium building at the opposite side of the port. Take the street Muelle de León and Castillo until Avenida de los Consignatarios. Take the Sanapú Pier and at number 22 you will find the aquarium.
If you arrive by boat to Puerto de las Nieves de Agaete, the aquarium is 35 kilometers away. If you are driving from Aagete, you must take the GC-2 and follow the indications.