Here are entered works on the assessment of human or animal exposure to noxious agents by measuring the toxic agent and/or metabolite in biological specimens, e.g. blood, hair, etc.
Here are entered works on evaluation of the condition of a body of water based on surveys and other measurements of the resident biota. Works on testing to determine the degree of pollution of water by comparing its effect on a living organism with the effect of a standard preparation are entered under Water quality bioassay.