Myliobatis tenuicaudatus

New zealand eagle ray
Myliobatis tenuicaudatus
Myliobatis tenuicaudatus, Leigh, New Zealand, Photo: Graham Edgar
Myliobatis tenuicaudatus
Myliobatis tenuicaudatus0
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Myliobatis tenuicaudatus
Myliobatis tenuicaudatus

Distribution


Description

Attaining to maximum width of about 150 cm, with females being larger than males. The dorsal surface is olive-green, dark brown or yellowish, with grey or pale blue markings, and the ventral surface is white. Found around the rocky reefs, bays, and estuaries of New Zealand and southern Australia. 


Information

Max Size: 150 cm

Sea Temperature Range: 11.3-30.5°C

Depth: N/A

Habitat Generalization Index: N/A

Also referred to as the SGI (Species Generalisation Index), this describes the habitat niche breadth of the species. Species with values less than 15 are found in a relatively narrow range of reef habitat types (specialists), while those over 25 may be found on most hard substrates within their range (generalists). Learn more here.


Conservation and Rarity

IUCN Status: Least Concern

Occurrence: Infrequent (8.6% of sites)

Occurrence describes how often the species is found on surveys within its distribution. It is calculated as the % of reef sites surveyed by RLS divers across all the ecoregions in which the species has been observed

Abundance: Solitary (1 per transect)

Abundance is calculated as the average number of individuals recorded per RLS transect, where present.