Least bittern Ixobrychus exilis

                                   
                                                                                
                                                                                
Area|--------1966-1994 trends--------| |--1966-1979---||--1980-1994---|         
     Trend  P    N  (  95% CI  )  R.A.  Trend   P    N  Trend   P    N          
EA     0.2       19  -3.2   3.5   0.08   11.7    *   10 -12.0    *   10         
RE4   -2.5       14  -7.5   2.5   0.48   12.2         8 -29.2  ***   10         
US    -3.7       26 -11.2   3.7   0.16   12.9   **   13 -13.8    *   16         
SUR   -3.9       28 -11.5   3.7   0.15   12.8   **   13 -13.2   **   17         

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