Rocky Shore Study

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Rocky Shore Study

Aim

The aim of this investigation is to find where the lower, middle and

upper zones on the rocky shore start and end by looking at the species

present and absent in each zone.

Apparatus

0.5m2 frame quadrat

2 marking poles

Tape measure

Method

This investigation will be conducted when the tide is low on the rocky

shore at Scarborough. In order to record a sample of the species along

the rocky shore, an interrupted belt transect will be used to ensure

the sample is representative of the whole population and so that the

method is not too time consuming. A tape measure will be stretched on

the ground from the low water mark to the high water mark. A marking

pole will then be erected by the low tide mark. A 0.5m2 frame quadrat

will be placed next to the marking pole and all the species within the

quadrat will be identified and their abundance recorded. Another

marking pole will be placed 5m up-shore from the first marking pole

and another 5m2 frame quadrat will be placed next to the it and the

species along with their abundance will be recorded. This process will

be repeated until 85m of the rocky shore has been covered.

Results

Table to show the different types and abundance of plant species in

each quadrat:

Quadrat No.

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

Meters from low water mark

0

5

10

15

20

25

30

35

40

45

50

55

60

65

70

75

80

85

Cladophora Rupestris

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