General Method: - 1199 species from GlobalCurrbBiol - 155 species removed because DD or NE (so 1044 species left).

Subclass

  • subclass from habitat spreadsheet

FAO

  • FAO from SIS
  • Few changes made to FAO.csv from SIS

Depth

  • Depth from Habitat spreadsheet

Habitats from SIS

  • Habitat from SIS
  • Use Nick aggregated habitat labels (derived from IUCN classification)
  • Drop ‘Ignored’ habitats
  • Drop season (‘Breeding Season’) habitats
  • Drop habitats ‘not of major importance’
  • “Torpedo suessii” removed because unknown habitat

Families

Nick selected families

all families

Size

  • 6 taxonomic groups x three sizes (from Habitat spreadsheet) = 18 categories
  • Sharks: small_shark (<150 cm), medium_shark (150-300), large_shark (>300)
  • Rhinopristiformes: small_rhinoray (<150), medium_rhinoray (150-250), large_rhinoray (>250)
  • Torpediniformes: small_torpedoray (<50), medium_torpedoray (50-100), large_torpedoray (>100).
  • Skates: small_skate (<50), medium_skate (50-100), large_skate (>100)
  • Rays: small_ray (<50 cm), medium_ray (50-150), large_ray (>150) DW (or TL).
  • Chimaeras: small_chimaera (<50), medium_chimaera (50-100), large_chimaera (>100)

Conservation Treaties

  • Nick defined list of species on CITEs or CMS

Habitats + Centrophoridae

Specific subset RLIs

liver oil trade and Hongeo-hoe

  • Nick defined list of species with liver oil trade or used in Hongeo-hoe (fermented food)

SUPPLEMENTS

South Africa

  • subclass from habitat spreadsheet

Projects