HOF, M., DAHLKE, R.I., DANDEKAR, T., KALTDORF, M. and BECK, L.A. 2018. A non-invasive manual method for the assessment of pregnancy in female Scyliorhinus canicula catsharks. Mediterranean Marine Science. 19, 1 (May 2018), 201–208. DOI:https://doi.org/10.12681/mms.13838.