Geoscience Reference
In-Depth Information
Table 1
Summary of the study sites' characteristics for the seven individual-based food webs used in the current study
Interacting
individuals
n individuals
measured
a
More detailed site
description references
Size range (mg)
b
System
Location
Sampling
1.00
10
6
-2.02
10
1
Afon Hirnant
Wales, UK
52
52
0
N03
34
0
W
2004-2005
Invertebrates
(a) 175
(b) 546
Woodward et al. (2010)
2.00
10
7
-3.09
10
2
Broadstone Stream England, UK
51
05
0
N0
03
0
E
1996-1997
Invertebrates
(a) 1077
(b) 1816
Woodward et al. (2010)
1.27
10
1
-1.02
10
7
Celtic Sea
British Isles and French
coastal shelf
50
50
0
N08
00
0
W
1987-2001 Fishes
(a) 491
(b) 1988
Woodward et al. (2010)
10
6
-7.55
10
1
Coilaco
Chile
39
17
0
S71
44
0
W
1984-1985
Invertebrates
(a) 74
(b) 161
1.00
Figueroa (2007)
10
6
-5.76
10
2
Guampoe
Chile
39
23
0
S71
41
0
W
1984-1985
Invertebrates
(a) 87
(b) 205
4.00
Figueroa (2007)
10
6
-1.03
10
1
Trancura
Chile
39
26
0
S71
32
0
W
Figueroa (2007)
1984-1985
Invertebrates
(a) 47
(b) 100
2.00
10
6
-8.62
10
4
Tadnoll Brook
England, UK
50
41
0
N02
19
0
W
2005
Invertebrates
Fishes
(a) 688
(b) 4070
7.14
Edwards et al. (2009b)
and
Woodward
et al. (2010)
Note all study systems were from running freshwaters, with the exception of the Celtic Sea, a marine coastal system.
a
(a) The number of predator guts that contained prey. (b) Number of prey in predator's gut.
b
Size range of individuals within the food web (mg).
