The Infona portal uses cookies, i.e. strings of text saved by a browser on the user's device. The portal can access those files and use them to remember the user's data, such as their chosen settings (screen view, interface language, etc.), or their login data. By using the Infona portal the user accepts automatic saving and using this information for portal operation purposes. More information on the subject can be found in the Privacy Policy and Terms of Service. By closing this window the user confirms that they have read the information on cookie usage, and they accept the privacy policy and the way cookies are used by the portal. You can change the cookie settings in your browser.
A total of 108 stomach contents of horn shark (Heterodontus francisci) from San Ignacio Lagoon were analyzed. This species occurred all year round, with low abundance in summer and fall. The index of relative importance (IRI) was used to determine the prey importance. The horn shark feeds mainly on benthic invertebrates, such as gastropods (Lucapinella milleri and Calyptraea spp.), crustaceans...