The journal aims to offer a broad coverage of the subject area, including the following:

- biology and ecology of the Irish flora and fauna
- microbial ecology
- animal, plant and environmental physiology
- global change
- palaeoecology and palaeoclimatology
- population biology; conservation of genetic resources
- pollution and environmental quality; ecotoxicology
- environmental management
- hydrology
- land use, agriculture, soils and environment.

Submissions on other relevant topics are also welcome, and papers of a cross-disciplinary nature are particularly encouraged.