Search for: Title Author Subject Series that begins with: 10 20 30 50 100 per page < Previous 10 Headings Next 10 Headings > Browse Headings # Freshwater ecology -- Juvenile literature. 10 Freshwater ecology -- Miscellanea. 1 Freshwater ecology -- Miscellanea -- Juvenile literature. 1 Freshwater ecology -- North America. 1 Freshwater ecology -- Texas. 1 Freshwater fauna -- SEE: Freshwater animals 5 Freshwater fauna -- Texas. 1 Freshwater fauna -- Texas -- Bibliography. 1 Freshwater fisheries -- SEE: Fisheries 12 Freshwater fishes 16 10 20 30 50 100 per page < Previous 10 Headings Next 10 Headings >