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Keywords from Image Description:
. The Sea Swallow Dactylopterus volitans. Scales and head of the same magnified. . The Smoothbrowned Bullhead Cottus mitchilli. . The Obscure Freshwater Bass Centrarchus NYPL b. en The Sea Swallow Dactylopterus volitans Scales and head of the same magnified The Smoothbrowned Bullhead Cottus mitchilli The Obscure Freshwater Bass