Colonies of the branching coral Montipora digitata were collected
from a coastal region off Okinawa Island, Japan, with permission
from the Okinawa prefectural government (No. 24-49). Coral
branch tips (ca. 4 cm long) from large coral colonies were cut and
attached to a polyethylene net. Branches were kept for 2 weeks in
an outdoor aquarium with running seawater to allow for recovery
from sampling stress.