4.1 Distribution of Reviewed Organotin Literature by Selected 

 Categories. IV - 2 



4.2 Tributyltin Release Rates in ug/an 2 /d as Measured 



Directly from Ship Hulls and Painted Panels. IV - 4 



4.3 Tributyltin Release Rates in ug/cm 2 /d for U.S. Navy and 

 Commercial Paint Formulations. IV - 4 



4.4 Tributyltin Release Rates in ug Sn/cm 2 /d for Different 



Paint Formulations. IV - 6 



4.5 Effect of Temperature on Tributyltin Release Rates. IV - 7 



4.6 Mean Leachate Tin Content (in ppb Sn) of Soil Lysimeters 



Before and After Grit Addition. IV - 9 



4.7 Estimates of Annual Loading of Tributyltin Released by 



Vessels to Lower Chesapeake Bay. IV -10 



4.8 Toxicity Values for Algae Exposed to Tributyltin. IV -13 



4.9 Acute Toxicity Values for Crustaceans Exposed to Tributyltin. rv -14 



4.10 Acute Toxicity Values for Molluscs Exposed to Tributyltin. jy -21 



4.11 Chronic Toxicity Values for Molluscs Exposed to Tributyltin. iy -22 



4.12 Enibryogenesis and Larval Developmental Effects in Crassostria 

 qigas Exposed to Tributyltin Acetate. IV -25 



4.13 Acute Toxicity Values for Fish Exposed to Tributyltin. rv -29 



4.14 Chronic Toxicity Values for Fish Exposed to Tributyltin. rv -30 



4.15 Concentrations (ng Sn/1) of Tributyltin in Surface Microlayer 



and Subsurface Water Samples. IV -33 



4.16 Sorption and Desorption Coefficients for Tributyltin in 



1/kg for Chesapeake Bay Sediments. IV -37 



4.17 Partitioning Coefficients (in ug/kg/ug/1) for Butyltin 



Compounds Between Sediments and Water. IV -37 



IV 



