TABLE 2. SURVIVAL AND WEIGHT OF FIRST-GENERATION FATHEAD MINNOW 

 AFTER 28 DAYS, 56 DAYS, AND 84 DAYS OF EXPOSURE TO HYDROGEN CYANIDE*. 



♦Chambers originally contained 80 larvae. Numbers were reduced to a 

 maximum of 40 per chamber after 56-day measurements 



**84-day period. 



***Survival of fish present at beginning of period. 



43 



