The Tarn, Goathland Posted on 22 April 2009 by Paul Ashton View The Tarn, Goathland in a larger map Habitat Acidic bog and standing open water. Access Park at the T junction at the western end of Goathland. Follow the footpath up onto the moor in a south-westerly direction. More Information OS Map from BING Maps Species List Emerald Damselfly Lestes sponsaLarge Red Damselfly Pyrrhosoma nymphulaCommon Blue Damselfly Enallagma cyathigerumCommon Hawker Aeshna junceaSouthern Hawker Aeshna cyaneaBlack Darter Sympetrum danae