55 



50 



45 



§40 



K 



9 

 H 35 



2 



_j 



> 



c 

 a 20 



s 



15 

 10 

 5 

 



55 

 50 



45 



$ 



40 



<r 35 



2 

 _j 



UJ 



o3° 



ra 20 



2 

 2 



15 

 10 

 5 

 



55 



50 



45 



§40 



North Atlantic estuaries 

 Seawater zones 

 >25 ppt 



na n 



Jan 



Feb 



Mar 



Apr 



May 



Jun Jul 



Month 



Aug Sep 



Oct 



Nov 



Dec 



North Atlantic estuaries 

 Mixing zones 

 0.5 - 25 ppt 



"1 



Jan 



Feb 



Mar 



Apr 



May 



Jun Jul 



Month 



Aug Sep 



Oct 



Nov 



Oec 



<r 35 



2 

 _j 



> 



ra 20 



g 

 3 



15 



10 



5\ I 



North Atlantic estuaries 

 Tidal fresh zones 

 0.0 - 0.5 ppt 



L 



uJhMi 



1 



L 



Legend: 

 Adults 



Juveniles 



Larvae 



Jan 



Feb 



Mar 



Apr 



May 



Jun Jul 



Month 



Aug 



Sep 



Oct 



Nov 



Dec 



Figure 7. Mean number of ELMR species in North Atlantic estuaries, by salinity zone, month and life stage. 



20 



