From: Depth segregation and diet disparity revealed by stable isotope analyses in sympatric herbivorous cichlids in Lake Tanganyika
Estimate
SE
DF
t value
p
δ13C
 (Intercept)
−11.64
0.88
 8.7
−13.19
<0.001
 depth
 0.35
0.13
12.2
 −2.69
<0.05
δ15N
 −1.06
0.32
 9.3
 −3.30
<0.01
 0.03
0.05
12.8
 −0.65
NS