Table 2 Distribution of the trawling effort (h y−1) and their relative contribution (%) by region and landing port based on estimated VMS data for 2012, 2013, and 2014.

From: Deep-sea crustacean trawling fisheries in Portugal: quantification of effort and assessment of landings per unit effort using a Vessel Monitoring System (VMS)

Region

Port

2012 h y−1

%

2013 h y−1

%

2014 h y−1

%

North-West

Viana do Castelo

3

<0.01

Matosinhos

1024

1.5

390

0.7

264

0.5

Aveiro

206

0.3

130

0.2

30

0.05

Total region

1230

1.8

520

0.9

297

0.56

Central-West

Figueira da Foz

5979

9.1

3949

7

3647

7

Nazaré

873

1.3

1177

2.2

101

0.2

Peniche

1068

1.6

2679

5.0

2267

4.3

Total region

7920

12

7805

14.2

6015

11.5

South-West

Sesimbra

4432

6.7

4047

7.5

6514

12.5

Sines

7459

11.4

5228

9.8

8139

15.7

Total region

11891

18.1

9275

16.3

14653

28.2

South

Olhão

16327

24.9

13639

25.7

9671

18.6

Portimão

27142

41.4

20265

37.8

20196

38.9

Quarteira

Sagres

1023

1.5

1035

1.9

924

1.8

Lagos

VRSA

958

1.8

154

0.3

Total region

44492

67.8

35897

67.2

30945

59.6

Total

 

65533

100

53498

100

51910

100

  1. The mismatch between the total effort received by Portuguese ports and the trawl effort calculated in Portuguese waters is caused by a part of the effort being delivered in Spanish ports.