Aedes aegypti breeding ecology in Guerrero: cross-sectional study of mosquito breeding sites from the baseline for the Camino Verde trial in Mexico

Table 1 Different types of water containers examined in the three regions

Container type	Number (%) of containers
Container type	Acapulco	Costa Grande	Costa Chica	All regions
Water storage containers
Barrels^a	6379 (36.5)	4984 (37.3)	5352 (36.9)	16,715 (36.9)
Concrete tanks^b	3021 (17.3)	3398 (25.2)	2939 (20.3)	9358 (20.6)
Buckets^c	4688 (26.8)	1873 (14.0)	2159 (14.9)	8720 (19.2)
Other containers^d	863 (4.9)	1116 (8.4)	2622 (18.1)	4601 (10.1)
Plastic tanks^e	1684 (9.6)	1176 (8.8)	509 (3.5)	3369 (7.4)
Plastic bottles^f	492 (2.8)	728 (5.5)	335 (2.3)	1555 (3.4)
Containers not used for water storage
Discarded articles^g	236 (1.3)	48 (0.4)	334 (2.3)	618 (1.4)
Tyres	25 (0.1)	5 (0.04)	183 (1.3)	213 (0.5)
Plant and flowerpots	106 (0.6)	21 (0.2)	77 (0.5)	204 (0.4)
Total	17,494 (100)	13,349 (100)	14,510 (100)	45,353 (100)

Terminology for water containers varies, even between states in Mexico. The terminology in this article is that used in Guerrero State
^aBarrels or drums (tambos) are made of plastic or metal and hold about 2000 l (Figure 1)
^bConcrete/cement tanks (pilas) are of variable size, up to thousands of litres (Figs. 2 and 3)
^cBuckets (cubetas) hold between 20 l and 200 l
^dOther containers used for water storage include washtubs, trays, and various kitchen utensils
^eLarge plastic tanks (tinacos) are made of heavy plastic with capacity 450 l to 10,000 l (Figure 4)
^fPlastic bottles (garrafones) – usually hold between 5 l and 20 l (Figure 5)
^gDiscarded articles (cacharros) with configuration allowing water accumulation

ISSN: 1471-2458