Cylchgronau Cymru

NATURE IN WALES The Journal of the Naturalists' Trusts of West Wales, North Wales and Radnor Editorial Board: DILLWYN MILES (Managing Editor) 4 Victoria Place Haverfordwest T. A. WARREN DAVIS J. W. DONOVAN L. S. V. VENABLES MRS. M. J. Morgan, W. I. HUGHES BRUCE ING CONTENTS OF VOLUME 14 NUMBER 2, MARCH 1975 Page NOTES ON THE BIOLOGY OF THE LEOPARD-SPOTTED GOBY IN WALES. P. Wirtz, R. Hoare, K. Hiscock. 151 PLANTS OF DENBIGHSHIRE SAND QUARRIES. T. Edmondson. 155 CHANGES IN THE BADGER POPULATION OF N. E. CLWYD. Geoffrey Spencer. 158 THE RECLAMATION OF SLATE WASTE. John C. Sheldon. 160 AN ANTING ROBIN. Erithacus Rubecula (LINNAEUS). Philip M. Miles. 169 MARY RICHARDS, M.B.E., R.R.C., M.SC., William Condry. 174 Tycanol WOOD. O. F. Conran. 177 THE VEGETATION AND FLORA OF TYCANOL WOOD. Francis Rose. 178 THE LICHENS OF THE GWAUN VALLEY. Francis Rose. 186 A PEMBROKSHIRE ROOK SURVEY, 1971. David Saunders. 190 FIELD NOTES: PLANTS. 196 BIRDS. 205 MAMMALS. 210 INVERTEBRATES. 210 LETTERS TO THE EDITOR. 212 BOOK REVIEWS. 213 The Editors and the Scientific Advisers endeavour to maintain a high standard of accuracy but do not accept responsibility for the statements and opinions of the contributors to this Journal. Issued free to all Members of the above Trusts. On sale, price 55p by post.