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
Vērmane Garden foliis variegatis, Robinia pseudoacacia (Black locust), Magnolia obovata (Japanese bigleaf magnolia), Magnolia yulan (Lily tree), Bignonia catalpa (Herb linn), Pterocarya caucasica (Caucasian wingnut), Prunus laurocerasus (Cherry laurel), Aucuba japonica (Spotted laurel), Buxus sempervirens (European box), Buxus arborescens (Boxwood tree), Ilex aquifolium (European holly), Ilex laurifolia, Berberis aquifolium (Oregon grape), Rhododendron catawbiense, Yucca flamentosa (Adam's needle yucca), Hedera helix (Common ivy). Vērmane Garden Vērmane Garden (, ) is the oldest public garden in the city of Riga, Latvia, and currently comprises an area of approximately . The current name is a Latvian transliteration of the garden's original German name. Vērmane Garden