Ecological Archives E090-139-A1

Gabriel C. Costa. 2009. Predator size, prey size, and dietary niche breadth relationships in marine predators. Ecology 90:2014–2019.

Appendix A. Predator and prey size data for each species.

TABLE A1. Species used in the analysis; Mass – Body mass (g); DNB – Diet Niche Breadth; Mean – Mean prey mass (g); Min – Minimum prey mass (g); Maximum prey mass (g); Var – Variance in prey mass.

Species

N

Mass

DNB

Mean

Min

Max

Var

Ammodytes hexapterus

136

0.09

2.56

< 0.01

< 0.01

< 0.01

< 0.01

Anarhichas lupus

124

0.14

2.02

0.01

< 0.01

3.12

0.22

Anarhichas minor

39

0.23

1.23

1.05

< 0.01

14.36

< 0.01

Aspitrigla cuculus

24

178.86

2.04

5.71

0.05

28.10

5.60

Carcharhinus isodon

25

5595.60

1.00

33.82

8.80

92.60

419.47

Carcharhinus limbatus

86

3686.40

1.00

34.56

0.63

110.61

593.21

Chionodraco rastrospinosus

105

0.11

1.93

0.12

< 0.01

8.86

0.74

Clupea harengus

13

114.98

2.04

0.33

0.28

0.83

0.02

Clupea pallasii

25

12.42

1.54

< 0.01

< 0.01

0.02

< 0.01

Cynoscion regalis

523

393.98

1.13

3.87

< 0.01

176.00

114.88

Dicentrarchus labrax

1315

0.33

3.80

< 0.01

< 0.01

0.01

< 0.01

Gadus morhua

2499

2712.43

1.26

53.80

< 0.01

3430.01

22104.31

Gasterosteus aculeatus

20

2.64

2.83

0.02

< 0.01

0.16

< 0.01

Hemitripterus americanus

403

678.20

1.04

94.72

< 0.01

1851.90

42404.30

Hexagrammos decagrammus

25

1.15

2.11

< 0.01

< 0.01

0.02

< 0.01

Lepidorhombus whiffiagonis

679

301.73

4.10

13.15

0.03

189.67

284.51

Lophius americanus

409

3707.33

1.06

159.17

< 0.01

3007.60

81439.98

Lophius budegassa

55

863.55

3.25

49.87

0.05

377.00

9183.04

Lophius piscatorius

54

2842.05

4.28

118.96

1.52

1022.30

26298.51

Lumpenella longirostris

37

0.02

1.00

< 0.01

< 0.01

< 0.01

< 0.01

Lumpenus sagitta

21

0.04

1.00

< 0.01

< 0.01

0.02

< 0.01

Merlangius merlangus

294

415.87

7.05

18.26

0.05

117.97

297.16

Merluccius bilinearis

1389

202.59

1.12

23.68

< 0.01

428..75

1564.44

Merluccius merluccius

280

798.63

4.04

52.41

0.01

376.77

4289.50

Mustelus canis

1313

1965.73

1.42

19.09

< 0.01

3512.30

19053.40

Myoxocephalus octodecimspinosus

299

262.67

1.62

3.03

< 0.01

80.00

70.39

Oncorhynchus gorbuscha

78

0.20

2.57

< 0.01

< 0.01

0.21

< 0.01

Oncorhynchus keta

47

4.75

1.68

0.03

< 0.01

0.30

< 0.01

Oncorhynchus nerka

12

51.00

1.14

0.02

< 0.01

0.18

< 0.01

Ophiodon elongatus

43

0.39

1.99

< 0.01

< 0.01

< 0.01

< 0.01

Paralichthys dentatus

373

315.65

1.55

8.70

0.01

197.00

380.23

Paralichthys oblongus

450

260.99

2.00

2.13

< 0.01

53.90

27.12

Pleuragramma antarcticum

592

0.58

2.64

< 0.01

< 0.01

1.36

< 0.01

Pollachius virens

576

2494.25

3.76

51.79

0.02

973.00

5037.11

Pomatomus saltatrix

1288

1114.42

1.33

19.66

0.01

2012.30

7543.74

Raja clavata

17

3605.88

3.37

35.09

0.83

110.43

1462.23

Raja erinacea

838

463.77

1.79

5.16

< 0.01

409.36

496.62

Raja naevus

30

5218.67

4.27

16.50

0.17

169.33

1162.81

Raja ocellata

1290

4254.63

1.29

25.07

< 0.01

720.52

1739.51

Rhizoprionodon terraenovae

161

1645.54

1.00

21.89

0.08

111.60

564.93

Scophthalmus aquosus

307

235.19

1.07

4.64

< 0.01

58.30

61.63

Scyliorhinus canicula

32

385.00

2.20

40.27

0.41

148.29

1204.63

Squalus acanthias

3287

2547.65

1.34

45.23

< 0.01

1235.10

9431.75

Theragra chalcogramma

127

0.70

4.10

< 0.01

< 0.01

0.59

< 0.01

Thunnus alalunga

3581

4330.11

3.11

1.71

0.01

129.61

56.23

Thunnus albacares

1985

26369.73

2.32

4.25

< 0.01

328.66

274.44

Thunnus obesus

1888

14829.51

2.11

17.37

0.02

3579.10

7972.31

Thunnus thynnus

1909

156452.94

4.41

64.44

0.01

4312.80

58251.27

Trisopterus luscus

10

448.00

2.46

11.38

0.17

45.40

171.03

Trisopterus minutus

15

35.87

2.19

0.91

0.03

8.73

4.79

Urophycis regia

286

140.90

1.29

7.80

< 0.01

175.76

443.32

Urophycis tenuis

791

1643.14

1.13

93.31

< 0.01

2875.00

32884.38

Urophysis chuss

552

627.26

1.25

16.45

< 0.01

911.25

5012.50

Xiphias gladius

827

84740.63

5.86

149.96

0.06

4587.10

166973.32

Zeus faber

409

222.57

2.07

41.31

0.10

235.00

4950.33


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