Collections of water in which mosquitoes breed or are likely to breed are those contained in ditches, pools, ponds, excavations, holes, depressions, open cesspools, privy vaults, fountains, cisterns, tanks, shallow wells, barrels, troughs, urns, bird-baths basins, cans, bottles, boxes, tubs, buckets, defective house roof gutters, tanks of flush closets or other similar water containers. (Ord. 737 § 2)