Keywords: FMIB 53459 River Esk at Ruswarp.jpeg River Esk at Ruswarp Subject River Esk England Rivers--England Ruswarp England Geographic Subject England--Ruswarp--River Esk Tag Limnology 1904 Cite book Salmon and Sea Trout rivers of England and Wales Grimble Augustus London England Kegan Paul Trench Trubner Co Ltc 1904 Vol 2 Page 213 Augustus Grimble PD-UWASH-FMIB Institution University of Washington FMIB-source accession number 53459 Images from the Freshwater and Marine Image Bank to check Augustus Grimble River Esk North Yorkshire Ruswarp |