The Freshwater Biological Association newsletter. 

 - Cumbria, UK :  Freshwater Biological Association,  2007- 
 - v. :  ill. ;  30 cm. 
 - four times annually 
<br/><br/> Latest issue consulted: no. 37, (spring 2007) 
<br/><br/><label>ISSN: </label>14762269