Arechavala-López, P., Bayle-Sempere, J. T., Sánchez-Jerez, P., Valle, C., Forcada, A., Fernández-Jover, D., Ojeda-Martínez, C., Vázquez-Luis, M. & Luna-Pérez, B., 2008. Biodiversity and structure of rocky reef fish assemblages in the Sierra Helada Natural Park (South-western Mediterranean Sea). Arxius de Miscel·lània Zoològica, vol. 6

Table 2. Number of census (N) and medium values of habitat heterogeneity and complexity carried on low and high protection areas: SEM. Standard error of the mean.
Tabla 2. Número de censos (N) y valores medios de la heterogeneidad y complejidad del hábitat realizados en áreas de baja y alta protección: SEM. Error estándar de la media.

                               

Medium values (± SEM)

Low protection area

High protection area

L`Olla Island

Punta Albir

Punta Caballo

Finestrat

Mascarat-Toix

Mitjana Island

Benidorm Island

Number of census

5

17

14

4

16

11

26

Rock (%)

67.00 ± 10.44

87.29 ± 3.02

76.28 ± 4.58

96.25 ± 2.39

76.50 ± 4.15

88.63 ± 4.37

97.11 ± 1.04

Min. depth (m)

4.20 ± 0.80

10.75 ± 1.63

3.55 ± 0.31

1.75 ± 0.32

7.75 ± 0.78

4.95 ± 0.41

12.97 ± 1.53

Máx. depth (m)

5.30 ± 0.94

12.72 ± 1.64

4.67 ± 0.30

3.45 ± 0.26

9.53 ± 0.79

10.68 ± 1.48

15.93 ± 1.60

Verticality (m)

2.20 ± 0.37

5.07 ± 1.29

2.05 ± 0.26

1.12 ± 0.37

2.81 ± 0.77

3.00 ± 0.26

2.84 ± 0.77

Number of boulders

8.40 ± 2.63

18.85 ± 3.43

18.50 ± 5.15

12.50 ± 1.19

11.43 ± 2.29

9.09 ± 1.92

13.61 ± 3.95

Number of blocks

3.60 ± 0.97

10.35 ± 1.75

5.50 ± 1.40

11.00 ± 1.00

4.75 ± 0.72

10.18 ± 3.17

2.61 ± 0.49

Number of big blocks

5.40 ± 1.07

10.71 ± 3.00

2.28 ± 0.72

5.50 ± 1.65

3.50 ± 0.83

6.54 ± 0.87

3.57 ± 0.69