Occurrence of the largetooth sawfish Pristis pristis (Linneaus, 1758) in northern Peru.

The largetooth sawfish (Pristis pristis) is listed as Critically Endangered on the IUCN Red List (Kyne et al. 2013). This species has been recorded in the Eastern Tropical Pacific, where its range has been described as extending from Mazatlan, Mexico, to northern Peru (Chirichigno Cornejo 2001).

First description of a giant manta ray fetus Mobula birostris (Walbaum 1792) from Tumbes, Peru (Southeast Pacific).

The population of Mobula birostris ("giant manta ray") found in the waters of northern Peru and Ecuador is believed to be the largest in the world (Harding Beirwagen, 2009). This species is considered to be the largest within the group of manta rays, as they attains at least 670 cm disc width (reported to 910 cm) (White et al., 2006) and there is a record of an individual weighing 2000 kg (Kunjipalu Boopendranath, 1981).