DAO publishes Research Articles, Reviews, and Notes, as well as Comments/Reply Comments (for details see DAO 48:161), Theme Sections and Opinion Pieces. For details consult the Guidelines for Authors. Papers may cover all forms of life - animals, plants and microorganisms - in marine, limnetic and brackish habitats. DAO's scope includes any research focusing on diseases in aquatic organisms, specifically:-Diseases caused by coexisting organisms, e.g. viruses, bacteria, fungi, protistans, metazoans; characterization of pathogens-Diseases caused by abiotic factors (critical intensities of environmental properties, including pollution)-Diseases due to internal circumstances (innate, idiopathic, genetic)-Diseases due to proliferative disorders (neoplasms)-Disease diagnosis, treatment and prevention-Molecular aspects of diseases-Nutritional disorders-Stress and physical injuries-Epidemiology/epizootiology-Parasitology-Toxicology-Diseases of aquatic organisms affecting human health and well-being (with the focus on the aquatic organism)-Diseases as indicators of humanity's detrimental impact on nature-Genomics, proteomics and metabolomics of disease-Immunology and disease prevention-Animal welfare-Zoonosis