Fuente: WIPO "biotechnology" The invention provides devices, methods, and kits for collection of dry samples from fluid samples such as ground or surface water. Devices of the invention include a casing including a water intake zone wherein the casing encloses, a fluid reservoir, a pump, a non-aqueous collection matrix cartridge, and a waste water conduit, wherein the water intake zone, the fluid reservoir, the pump, the non-aqueous collection matrix cartridge, and the waste water conduit are all operably linked in sequence. Methods for using the device of the invention are provided. Kits including the device of the invention or for use with the invention are also provided.