Table 1 DeepFish dataset statistics.

From: A realistic fish-habitat dataset to evaluate algorithms for underwater visual analysis

Habitats

FishClf

FishLoc

FishSeg

Low complexity reef

4,977

357

77

Sandy mangrove prop roots

4,162

322

42

Complex reef

4,018

190

16

Seagrass bed

3,255

328

16

Low algal bed

2,795

282

17

Reef trench

2,653

187

48

Boulders

2,314

227

16

Mixed substratum mangrove

2,139

177

28

Rocky Mangrove—prop roots

2,119

211

27

Upper Mangrove

2,101

129

21

Rock shelf

1,848

186

19

Mangrove

1,542

157

33

Sparse algal bed

1,467

0

0

Muddy mangrove

1,117

113

79

Large boulder and pneumatophores

900

91

37

Rocky mangrove—large boulder

560

57

28

Bare substratum

526

55

32

Upper mangrove

475

49

28

Large boulder

434

45

27

Muddy mangrove

364

37

29

Total

39,766

3,200

620

  1. Number of images annotated for each sub-dataset: FishClf for classification, FishLoc for counting/localization, and FishSeg for semantic segmentation.