New York Metropolitan area, greater 1994 



_ Ocean Science Laboratory 75, 125 



_ Pure Waters Program 9 27 



State 547, 591, 606, 656, 973, 1196, 1210, 1310, 1317, 1395, 1398 



_ Conservation Commission 19 6 3 



_ Department of Environmental Conservation 20 82 



Fish and Wildlife Law 155 



waters 549, 959 



Zealand 1804 



Newfoundland, Canada 6 32 



Newport Bay, Calif. 771, 1606 



News, Va. 2041 



River, N. C. 1961 



estuary, R. I. 1505 



Newtown estuary, England 89 



Niagara compound (N-3514) 436 



Niantic River, Conn. 1244, 1340 



Nickel 148, 149, 183, 184, 239, 242, 462, 467, 1507 



Nicotinamide adenine dinucleotide (NAD) 747 



Nicotine 262, 1508 



Nicotinic acid 446 



Night 134, 275, 415 



Ninhydrin-positive substances (NPS) 29, 1664 



Nissequogue River, N. Y. 549 



Nitrate and nitrite ions 554, 557, 685, 686, 738, 1033, 1600 



Nitrates 789 



Nitrification 550 



Nitrites and nitrates, production of 557 



Nitro groups to amino groups, reduce 774 



p-nitrobenzoic acid 263, 2215 



Nitrogen/nitrogen metabolism/nitrogenous excretion 87, 91, 99, 102, 117, 526, 589, 

 1596, 1903 



balance of juvenile southern hard clam 685, 686 



cost 10* per bushel 1514 



cycle 738 



, inorganic 2182 



metabolism 2122, 2123 



regeneration 2182 



, total 1604 



, body level can not be estimated from length data 2166 



, dissolved 685 



Nitrogenous excreta, production of 557 



, recycle 550 



wastes 557 



Nitroreductase activity 262, 2126 

 Nitrosoooeeus 935 

 Nitrosomonas 935 



755 



