At the SeaQrium in Seocheon, general admission is ₩3,000 for ages 19–64, ₩2,000 for ages 13–18 and ₩1,000 for ages 5–12. Children under five and adults 65 or older are among free-entry categories, while groups of 20 or more may qualify for group rates. The official fee page lists 50% off for eligible Seocheon residents including cyber residents, 25–50% discounts with qualifying tickets from the National Institute of Ecology or Gunsan Modern History Museum issued within two days, and 50% off for eligible multi-child households. Bring the required identification or proof; do not assume discounts combine. Hours are 09:30–18:00, last entry 17:00, normally closed Mondays (next weekday if Monday is a holiday). Separate activities and the marine theater have different rules.