==. forms of life in themselves becuse the begiming of the ped cycle for amall minnows, fish and they in turn becouse iarger fish, Eventually ve find that we may have an ap; concentration in the bones of such fish, it is true thati sone fish bones are conmmed as food. low, the marino life isia fascinating problemin Lteelf, and we de not feel tiat a: abould restrict his view to any one isotppe but rather atteapt to make a fairly complete siudy thet had boed go on in comection with the salmon of the Colusble River fom a maber of yesrs now end the pick-up of strontion and othe isotopes ty the saison hag been measured, Tiat ties in wit studies made at Bikini and ot Eniwetok lajoon vith refe to the distribution of fission products in the fish in areas, ‘The work at Hanford hes been associated with that the Udversity of sashington under Ir. Donaldson and is lend ing, I think, to some very interesting new techniques in Blologye These little salam fngerlings have teen locse fran the laboratory, hive goae out te Puget Sound ees, have been captured (they are marked, of course) from Alaska to te Southern California Peninsula and then tiny f nor returning to thelr birth jillace whibh is the latorato and are returning of their am free will and a certsia tion of those salmon which were relearod as infanis now swine in throuyh the cate and are availatle for futher study offa nice integrated procedure, It is, X think aleo possible thet we iy