Forewarned: Anybody with internet access can choose any tag for any release. The dates are always suspect.

Discogs
Sea Shanties Style Overview
Note: The description page has been blank since it went up.

Shanty
Releases: 5,636
Artists: 319
Labels: 67

Shanties
Releases: 2,437
Artists: 83
Labels: 6

Sea shanties
Releases: 2,306
Artists: 51
Labels: 5

Sea shanty
Releases: 1,045
Artists: 21
Labels: 4

Chanty
Releases: 429
Artists: 33
Labels: 7

Chantey
Releases: 203
Artists: 15
Labels: 3

Sea chanty
Releases: 129
Artists: 2
Labels: 1

Sea chantey
Releases: 107
Artists: 9
Labels: 0

Sea chanties
Releases: 43
Artists: 1
Labels: 0