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- Taiwan Biodiversity National Information Network
Top | See original
Following modified from Taiwan Biodiversity National Information Network
Top | See original
Following modified from FishBase
|http://www.fishbase.org/Summary/speciesSummary.php?genusname=Notoraja&speciesname=tobitukai ---> http://www.fishbase.org/summary/Notoraja-tobitukai.html|
http://www.fishbase.org/summary/Notoraja-tobitukai.html ---> https://www.fishbase.in/summary/Notoraja-tobitukai.html
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Common name (e.g. trout)
Genus + Species (e.g. Gadus morhua)
Elasmobranchii (sharks and rays) >
(Skates and rays) >
Greek, noton = back + Latin, raja = fish, Raja sp. (Ref.
Environment: milieu / climate zone / depth range / distribution range
Marine; bathydemersal; depth range 60 - 1015 m (Ref.
). Deep-water; 21°N - 34°N, 121°E - 140°E (Ref.
Northwest Pacific: Japan, Okinawa Trough, East China Sea, and Taiwan (Ref.
Size / Weight / Age
range ? - ? cm
Max length : 50.0 cm TL male/unsexed; (Ref.
Deep sea species. Oviparous. Distinct pairing with embrace. Young may tend to follow large objects, such as their mother (Ref.
). Eggs are oblong capsules with stiff pointed horns at the corners deposited in sandy or muddy flats (Ref.
). Egg capsules are 3.6-3.8 cm long and 2.2-2.5 cm wide (Ref.
). Males at 31 cm TL still immature. Life history poorly known (Ref.
Life cycle and mating behavior
Oviparous, paired eggs are laid. Embryos feed solely on yolk (Ref.
). Distinct pairing with embrace. Young may tend to follow large objects, such as their mother (Ref.
McEachran, J.D. and K.A. Dunn
, 1998. Phylogenetic analysis of skates, a morphologically conservative clade of elasmobranchs (Chondrichthyes: Rajidae). Copeia 1998(2):271-290. (Ref.
IUCN Red List Status (Ref.
Data deficient (DD)
; Date assessed:
07 September 2004
Threat to humans
Updated: 2020-01-23 14:03:50 gmt