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Table 8 Number of studies including each lamp type

From: Effects of artificial light on bird movement and distribution: a systematic map

Lamp type

All

White or presumed white

Aggregation/ mortality

Causes of aggregation/mortality

Deterrence

Habitat selection

Attraction

Orientation

Unavailable

285

202

165

13

8

135

42

LED

72

38

16

6

28

20

18

Laser

45

0

0

0

0

45

1

Incandescent

37

35

8

1

7

11

16

Halogen

27

21

9

2

5

13

4

Fluorescent*

21

20

4

0

1

2

13

Flame

15

3

15

3

0

5

0

Sodium Vapor

(Low or High Pressure)*

11

10

7

0

0

1

2

Mercury-Vapor*

9

6

6

0

0

5

0

Metal Halide*

8

8

6

0

0

1

1

Xenon

3

2

1

1

2

0

0

Electric Light (type UA)

3

2

3

0

0

2

0

Neon

1

1

0

0

1

0

0

Multi-metal Vapor

1

1

0

0

0

0

1

Magnesium

1

1

1

1

0

1

0

  1. Table shows the number of studies testing each lamp type in the whole evidence base, for all studies testing white light (or light presumed by the mapping team to be white), and in the evidence base for each secondary question
  2. *Dominant lighting types for older streetlights and other outdoor lighting [82]