According to the research publication "Rescuing Ganges river dolphins," how many Gangetic river dolphins were successfully rescued from the irrigation canals of the Ganga-Ghagra basin in Uttar Pradesh between 2013 and 2020?

Freedom on the Net 2023by scientists and researchers has revealed that 19 Gangetic river dolphins had been rescued from the irrigation canals of the Ganga-Ghagra basin in Uttar Pradesh between 2013 and 2020 The publication, “Rescuing Ganges river dolphins (Platanista gangetica) from irrigation canals in Uttar Pradesh, North India, 2013-2020”, not only highlights the capture and relocation methods but also describes the behavioural and demographic details of rescued animals and locations of the canals where the animals had been trapped The paper points out that 24 rescue operations had been conducted from 2013 to 2020 and five dolphins had died There were 19 successful rescue operations and 14 dolphins were identified as female and 10 as male The TBL (total body length) of these dolphins was found to be between 128 cm and 275 cm The Ganges river dolphin is in Schedule 1 of the Indian Wildlife (Protection) Act 1972, Appendix 1 of the Convention on International Trade in Endangered Species (CITES) and Appendix 1 of the Convention on Migratory Species (CMS) The species, also considered the national aquatic animal, is listed as “endangered” on the IUCN Red List