| Author | Guthrie, M. |
| Year | 1989 |
| Title | Animals of the Surface Film |
| ISBN | 0 85546 271 X |
| Series | Naturalists’ Handbooks |
| Type | Book/Report |
| How Complete | A general introduction to the groups of organisms involved. |
| Source | Naturalists’ Handbooks, No 12, 85pp, The Richmond Publishing Co. Ltd |
| Illustrations | line drawings an 4 colour plates |
| Review (by Malcolm Storey) | Describes the eclectic mixture of organisms associated with the surface film in ponds and streams |
| Examine |  with x8 or x10 hand lens ( Stereo Microscope is also useful) |
| Specimen Preparation | as appropriate for type of organism |
