Field studies on anopheline mosquito larvae in Egypt [diptera: culicidae]

ABSTRACT

The association of Anopheline larvae with other mosquito species in the same breeding place was investigated in the Nile Delta, Canal Zone and Siwa Oasis. 1] Anopheles [An.] algeriensis, Theobald This species was only reported during the present study from Siwa Oasis [one time]. It was found breeding in a small drain near Ain Quareishit together with the following mosquito larvae An. sergentii, Theo. An. multicolor, Camb., C. pusillus Macq.and Ae. caspius, Pall. 2] Anopheles [An.] coustani var. tenebrosus. Nile Delta 1. Anopheles [An.] tenebrosus was encountered 445 times in the different breeding places. It was found 115 times alone [25.3% of the total frequency]. 2. It was found associated with six other larval species, of which one was an anopheline and 5 were culicines. 3. The associated mosquito species as arranged in order of frequency are C. antennatus, Becker [225 times], C. pipiens, Linne [110], An. Pharoensis, Theo. [95], Ae. caspius, Pall. [115], C. poicilipes, Theo. [10] and U. unguiculata, Edw. [5]