This course involves: four 2.5 hour webinar sessions plus four activities scheduled as follows: 14:00 - 17:00 (BST) Monday 30th September - Session 1. An introduction to aquatic species use in research and the 3Rs; 14:00 - 17:00 (BST) Tuesday 1st October - Session 2. An introduction to research integrity within the context of aquatic animal research; 14:00 - 17:00 (BST) Wednesday 2nd October - Session 3. An introduction to good experimental design and planning for aquatic animal research; 14:00 - 17:00 (BST) Thursday 3rd October - Session 4. An introduction to aquatic animal welfare and refinement in practice.