Fish Ichnofossils from the Upper Cretaceous Deposits in the Valley of the Khosta River, Krasnodar Region, Russia

Key Points

• Fossil fish swim tracks were identified in Upper Cretaceous sediments, revealing ancient aquatic behaviors.
• The study details ichnofossils found along the Black Sea coast, shedding light on past ecosystems.
• Analysis of sediment layers provides insights into the paleogeography of the Late Cretaceous and Early Paleogene periods.
• Findings may enhance understanding of ancient marine environments, highlighting biodiversity during this era.