There are many songs that sing about the sea. Here are some songs that I personally recommend:

1. "The Sea, My Hometown": With its affectionate melody and lyrics, this song evokes It reflects people's longing for the sea and their deep attachment to their hometown. It depicts people's love for the sea and their longing for their hometown.

2. "The Sea": Zhang Huimei's "The Sea" expresses the endless yearning for the sea and the emotion of freedom with its affectionate lyrics and melody. This song has become a classic with its unique musical style and Zhang Huimei's soulful singing.

3. "Little Snail Horn": With its cheerful melody and simple lyrics, this song shows the joy and innocence of childhood. It depicts the scene of children playing on the seaside, as well as their longing and yearning for the future.

4. "Grandma's Penghu Bay": With its brisk melody and warm lyrics, this song depicts the beautiful memories of grandma and Penghu Bay. It expresses the longing for grandma and the attachment to Penghu Bay.

5. "Listen to Mom Talk About the Past": With its affectionate lyrics and melody, this song expresses the deep longing for mother and hometown. It evokes people's longing for their hometown and their gratitude to their mother by recalling stories from the past.

6. "The Waves of Gulangyu Island": With its melodious melody and affectionate lyrics, this song shows the beautiful scenery of Gulangyu Island and people's attachment to their hometown. It expresses the love for Gulangyu Island and the longing for hometown.

7. "Harbor Night": With its beautiful melody and soulful lyrics, this song depicts the tranquility and beauty of the harbor night. It expresses the yearning and appreciation for the harbor at night.

8. "Night at the Military Port": With its soft melody and affectionate lyrics, this song shows the tranquility of the military port at night and the emotions of the soldiers. It expresses respect for the soldiers and yearning for the night at the military port.

9. "Sea Dream": With its dreamlike melody and soulful lyrics, this song depicts the yearning for the sea and the dream of pursuing freedom. It expresses the love for the sea and the yearning for freedom.

10. "Rhyme of the Sea": This song shows the beauty and mystery of the sea with its beautiful melody and soulful lyrics. It expresses an appreciation for the sea and a yearning for mystery.

These songs express different emotions and feelings about the sea through different melodies and lyrics, and have become classics. They not only have musical beauty, but also contain rich cultural connotations, and have become eternal classics in people's hearts.