Crawford, R., Tree, A., Whittington, P., Visagie, J., Upfold, L., Roxburg, K., Martin, A. and Dyer, B. (2008) “Short Communication<br><br>Recent distributional changes of seabirds in South Africa: is climate having an impact?”, African Journal of Marine Science, 30(1), pp. 189–193. Available at: https://www.ajol.info/index.php/ajms/article/view/33528 (Accessed: 8 November 2026).