(A) Oiled Estuary Mudtiat 



cms "■ ■ i ■ 



l'M> Ph.linr 



I i lnli«r\JI 5tjr«lJ>(l 



>>iolv«d 



. . " .■ 



(B) Control Estuary Mudtiat 



,ilUi. 



jw 



li 



i i 



iCI O.led Sail Marsh Muddat 



ID) Control Salt Marsh Mutlflat 



I. I .. 



> 



A 



IE) O'led Beach 



(F/ Control Beach 



XU> \ 



i 



3 r^iMh , 



FIGURE 4. Gas chromatograms of saturate fraction of hydrocarbons ex- 

 tracted from Brittany sediments collected in March 1979 (0-5 

 cm depth interval) . 



(A) Oiled Estuary Mudtlat 



r«h«nan|H.en<M A 



IB! Control Estuary Murlllal 



ICI OiImI Salt Marsh Mudflat 



;D' Control Salt Marsh Mu 



jlfjAl^M., 



(El Oiled Beach 



AihvlJKnl 



Pflf n.,.. ■ 



* O iMntdin ■ n-r - 



iF) Control Beach 



ilillW 



CnmiiuMi 



H, 



-4. 



FIGURE 5. Gas chromatograms of aromatic/unsaturate fraction of hydrocar- 

 bons extracted from Brittany sediments collected in March 1979 

 (0-5 cm depth interval) . 



170 



