1. Adams DH, McMichael RH, Henderson GE (2003) Mercury levels in marine and estuarine fishes of Florida 1989-2001. 2nd edition revised. St. Petersburg, FL, Florida Marine Research Institute, Florida Marine Research Institute. Technical Report, TR-9
2. Addison RF, Brodie PF (1987) Transfer of organochlorine residues from blubber through the circulatory system to milk in the lactating grey seal Halichoerus grypus. Can J Fish Aquat Sci 44:782–786
3. Arias AH, Pereyra MT, Marcovecchio JE (2011) Multi-year monitoring of estuarine sediments as ultimate sink for DDT, HCH, and other organochlorinated pesticides in Argentina. Environ Monit Assess 172:17–32
4. Baum J, Clarke S, Domingo A, Ducrocq M, Lamónaca AF, Gaibor N, Graham R, Jorgensen S, Kotas JE, Medina E, Martinez-Ortiz J, Monzini Taccone di Sitizano J, Morales MR, Navarro SS, Pérez JC, Ruiz C, Smith W, Valenti SV, Vooren CM (2007) Sphyrna lewini. In: IUCN 2013. IUCN Red List of Threatened Species. Version 2013.2. < www.iucnredlist.org >. Downloaded on 10 April 2014
5. Belicka LL, Matich P, Jaffé R, Heithaus MR (2012) Fatty acids and stable isotopes as indicators of early-life feeding and potential maternal resource dependency in the bull shark Carcharhinus leucas. Mar Ecol Prog Ser 455:245–256