First Data on Insects to Forensic Interest in the Region of Gouraya, Algeria

This study presents the results of work carried out on the corpses of cats (Felis catus) and a boar (Sus scrofa) in the region Gouraya during summer 2012 and winter 2013. Results show that the fauna insect cadavers moves in successive waves. Three insect orders dominate in his essays. These are the Diptera, Coleoptera and Hymenoptera. The experiment confirms that the Diptera are more active during the day and night. The technique of traps glu demonstrates the high activity of Lucilia sericata with 88.3% and the species Musca domestica with a rate of 11.3% during the day. Overnight dominate both species with rates of 72% and 28% respectively. Calliphora vicina and Sarcophaga carnaria operate very little during the experiment. Sampling has identified several families of the order Coleoptera such as those Dermestidae, Staphylinidae and the Silphidae. Among the Hymenoptera, two families are noted. They are Formicidae and Braconidae. This experiment showed five states cadaverous decomposition: fresh, bloated, active decay, advanced decay and dry or skeletal state.