Table 19. Hemolymph glucose concentration in oysters Craoaostrea gigas 

 from reference stations and from oil-polluted Aber Benoit and 

 Aber Wrac'h. Values and standard deviations are in mg glucose/ 

 100 ml hemolymph. n = 8 replicates. 



Sampl ing Date 

 Station Dec 1978(9) a April 1979(13) Aug 1979(17) 



Reference 5.12+3.1 13.05+2.9 23.53+4.0 



Aber Benoit 3.00+1.8 12.57+2.4 NS 



Aber Wrac'h 4.80+2.6 11.25+3.8 23.87+2.8 



NS, no sample analyzed 



a ' months after the Amoco Cadiz oil spill, 16 March 1978. 



Table 20. Serum glucose concentration in plaice Pleuronectec platesaa 

 from reference stations and from oil-polluted Aber Benoit 

 and Aber Wrac'h. n = 10 replicates. Values and standard 

 deviations are in mg glucose/100 ml serum. 



Sampling Date 

 Station Dec 1978(9) a Apr 1979(13) Aug 1979(17) Feb 1930(23) Jun 1980(27) 



Reference 158.1+11.6 149.6+23.5 160.4+36.9 27.1+19.2 37.2+12.8 



Aber Benoit 118.3+32.9 57.0+32.9* 93.7+27.3* 85.9+33.2*147.3+46.0* 



Aber Wrac'h NS 125.6+19.5 168.4+31.3 135.0+28.7*135.0+55.4* 



significantly different from reference at a = 0.05 

 NS, no sample analyzed 



a ' months after the Amoco Cadiz oil spill, 16 March 1978. 



306 



