Skip to main content

Showing the ceremonial behavior of the horned dace when a strange dace approaches the nest. The owner of the nest is seen in the pit P. Above this is the gravel ridge, G.R., and below it is the sand trail, S.T. The direction of the current is indicated by the arrow at the right. The course of the two fish upstream to the point X and the return of the owner to his nest are indicated by the broken lines with the arrowheads. The havey lines indicate the banks of the stream

small (250x250 max)
medium (500x500 max)
Large
Extra Large
large ( > 500x500)
Full Resolution
  •  
Loading content ...
you wish to report:


...
Select the collections to add or remove from your search
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
 
OK