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Table 3 Range and ΔS° of salinity of water from burrows of Neohelice granulata (S° burrow) in mudflat and salt marsh in three sites Mar Chiquita, Bahía Blanca and San Antonio Bay, and four seasons (winter, spring, summer and autumn)

From: The influence of habitat, season and tidal regime in the activity of the intertidal crab Neohelice (=Chasmagnathus) granulata

 

Mudflat

Salt marsh

S° burrow

Δ S

S° burrow

Δ S

Mar Chiquita

    

 Winter

40–27

13

40–32

8

 Spring

45–32

13

47–32

15

 Summer

40–10

30

40–26

14

 Autumn

34–21

13

35–30

5

 Mean, SD

 

17.2, 8.5

 

10.5, 4.8

Bahía Blanca

    

 Winter

40–34

6

40–33

7

 Spring

45–35

10

51–40

11

 Summer

63–50

13

57–42

15

 Autumn

40–35

5

38–34

4

 Mean, SD

 

8.5, 3.7

 

9.2, 4.8

San Antonio

    

 Winter

42–36

6

40–35

5

 Spring

52–40

12

46–39

7

 Summer

54–37

17

43–36

7

 Autumn

50–37

13

43–36

7

 Mean, SD

 

12, 4.5

 

6.5, 1

  1. Bold types indicate significant differences among mean ΔS° between mudflat and salt marsh (t test, p < 0.05)
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Helgoland Marine Research

ISSN: 1438-3888

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