Guidelines on release of marine megafauna, in Spanish: http://smallpelagics.org/content/uploads/documents/EDICIÓN_Guia_Liberacion_Depredadores_Grandes-1_compressed.pdf

Guidelines on release marine megafauna of the Mediterranean Sea: 
​https://accobams.org/wp-content/uploads/2019/04/MOP7.Inf16_Good-practices-guides.pdf

Learning how to release sea turtles: 
https://www.youtube.com/watch?v=AiasparOKEE

​Guidelines on release of sharks and rays:
(Document One) (Document Two [Longline])

Parga, M. L. (2012). Hooks and sea turtles: a veterinarian's perspective. Bulletin of Marine Science, 88(3), 731-741.