48 FRESHWATER ALGAE: J H Belcher PhD, DSc, Culture Centre of Algae and Protozoa, 36 Storey's Way, Cambridge, CB3 ODT. FUNGI: G Kibby, 137 Vicarage Road, Leyton, E10. LICHENS: J Skinner, Southend Central Museum, Victoria Avenue, Southend-on-Sea. ODONATA: E Benton, 13 Priory Street, Colchester. COLEOPTERA: P M Hammond, PhD, Department of Entomology, British Museum (Natural History), Cromwell Road, London, SW7, BIRDS: M T Parker BSc, 14 Ridgeway, Ingatestone. MACRO-LEPIDOPTERA; G A Pyman, Treyarnon, Little Baddow Road, Danbury. MICRO-LEPIDOPTERA; Col A M Emmet, Labrey Cottage, Victoria Gardens, Saffron Walden. DIPTERA (TRUE FLIES): D A Smith, 32 Edenhall Road, Harold Hill, Romford. MAMMALS: Mrs F Hughes BSc, PhD, Westley Farm, Brent Pelham, Hertfordshire. REPTILES AND AMPHIBIANS: D Scott, Court Hill, Church Lane, Little Leighs, near Chelmsford SPIDERS: Mrs K M Rowland, Colchester Natural History Museum, High Street, Colchester. The Recorders compile and maintain detailed records of Essex fauna and flora, archaeology and geology. They welcome records from members which should include species, date of observation, location and where possible a six figure grid reference and any habitat or relevant ecological data. They will assist with identifications and answer queries on their subjects but where a reply is necessary please enclose a stamped addressed envelope.