Extending from the underwater city of light to the Penghu coast, the coastal corridor transforms into a flowing marine ecology classroom. The scattered lightboxes resemble ancient stone tablets emerging from the deep sea, silently telling the rhythm of marine civilization and nature's gifts, displaying 15 characteristic marine species of Penghu nurtured from spring and summer migrations to autumn and winter tidal shifts. They each carry the life stories of changing seasons. How many of these 15 residents from the sea do you know?