Balanus balanus found at depths of up to and grows on bedrock, boulders, pebbles and shells. It seems to favour habitats with strong currents and when overcrowding occurs, adopts different shapes to fit the space available. It is often found growing alongside another barnacle, "Balanus crenatus". Other species often found in its vicinity include "Tubularia larynx", "Obelia geniculata", "Pomatoceros triqueter", "Pecten maximus", "Hydroides norvegica", "Chlamys opercularis" and "Sertularia" species. Coralline algae was often present as were the whelk, the European edible sea urchin ("Echinus esculentus"), the great spider crab ("Hyas araneus") and the shore crab ("Carcinus maenas"). The main predator is the
Kyoto Botanical Garden Trees; European Style Garden; Flower Bed; Hydrangea Garden; Japanese Iris Garden; Japanese Native Plants; Lotus Pond; Nakaragi-no-mori Pond (trees native to the Yamashiro Basin); Peony Garden; Perennial and Useful Plants Garden; Sunken Garden; and the Uma Grove. The garden also contains a very substantial conservatory complex (4,694 m²) containing about 25,000 specimens representing 4,500 species. It is a set of rooms shaped to resemble the nearby Kinkaku-ji Temple and Kyoto's northern mountains, built of glass with iron frames, and opened in 1992. It currently contains the following areas: Ananas Room; Aquatic and Carnivorous Plants; Bromeliads Room; Desert and Savanna Plants