TABLE 27

BIOACCUMULATION FACTORS AND BIOMAGNIFICATION FACTORS FOR VARIOUS ELEMENTS IN AQUATIC BIOTA

Bioaccumulation Biomagnification
Elements Plants/
Water
Invertebrates/
Water
Fishes/
Water
Plants/
Sediments
Plants/
Invertebrates
Fishes/
Plants
Fishes/
Invertebrates
Beryllium 3000 -- -- -- 0.05 -- --
Phosphorus NA NA NA NA NA NA NA
Potassium 1000-3000 -- 800 -- 1-2 -- --
Chromium 50,000 50,000 -- -- 1 -- --
Manganese 50,000 -- -- -- 0.5 -- --
Iron 50,000 5000 -- -- 0.1 -- --
Cobalt 300,000 60,000 -- -- 1 -- --
Rubidium 10,000 12,000 -- -- 1 -- --
Strontium 1000 -- -- -- 1.5 -- --
Zirconium 2000 2000 -- -- 1.5 -- --
Niobium 20,000 20,000 -- -- 1.5 -- --
Iodine 2000 1000 -- -- 0.4 -- --
Cesium 20,000 10,000 50 -- 0.5 -- --
Cerium 20,000 -- -- -- 1 -- --
Notes:     NA, not available.
;              (--) The Task Force was unable to find data.

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