order: Myliobatiformes 

Family: Myliobatidae (eagle rays)

Species: 2

BLUEBANDED EAGLE RAY

Aetomylaeus caeruleofasciatus (White, Last & Baje, 2015)

IUCN Status

IUCN Least Concern

BIOLOGY

Maximum size:            
Maturity size:             

                                      
Birth size:                      
Litter size:                    
Reproductive mode:     

At least 59 cm DW

Females at ~59 cm DW,

Males at 43 cm DW
19–22 cm DW
One pregnant female contained 4 pups

Viviparous, with histotrophy

KEY FEATURES

  • Pectoral fins joining head just below eyes

  • Tail without stings

  • Dorsal-fin origin about opposite pelvic-fin insertions

  • Spiracles lateral on head

  • Edge of nasal curtain near mouth almost straight

  • Upper disc yellowish brown with 5–8 bluish bands (often faint)

ORNATE EAGLE RAY

Aetomylaeus vespertilio (Bleeker, 1852)

IUCN Status

IUCN EN logo.png

BIOLOGY

Maximum size:     

      
Maturity size:             

                                      
Birth size:                      
Litter size:                    
Reproductive mode:     

At least 300 cm DW, possibly to 350 cm DW(up to 600 cm TL)

Females unknown

Males at ~170 cm DW
Unknown
Unknown
Viviparous, with histotrophy

KEY FEATURES

  • Pectoral fins joining head at about level of eyes

  • Tail without stings

  • Dorsal-fin origin behind pelvic-fin insertions

  • Spiracles lateral on head

  • Edge of nasal curtain near mouth almost straight

  • Upper disc with thin dark lines, rings and reticulations

Sharks and rays of

papua new guinea

© 2019 Sharks and Rays of PNG 

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