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| Native range | All suitable habitat | Point map | Year 2050 |
|
| This map was computer-generated and has not yet been reviewed. |
| Zearaja nasuta AquaMaps Data sources: GBIF OBIS |
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Pictures | تصوير گوگل
Zearaja nasuta
Picture by Duffy, C.
Pictures | تصوير گوگل
Picture by Duffy, C.
New Zealand country information
Common names:
Rough skate, Uku
Occurrence: endemic
Salinity: marine
Abundance: common (usually seen) | Ref: Cox, G. and M. Francis, 1997
Importance: commercial | Ref: Cox, G. and M. Francis, 1997
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Most common New Zealand skate (Ref. 26346). Occurs throughout the country (Ref. 9258) and usually found in coastal waters (Ref. 9258). Found in Chathams Island (Ref. 45493) and off the east coast of South Island (Ref. 58461). Large numbers caught in commercial trawls and the wings are sold locally or exported to Europe, especially France (Ref. 26346). Voucher specimen(s) held at the NMNZ (Ref. 5755). Also Ref. 6871, 9258.
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/nz.html
National Fisheries Authority: http://www.fish.govt.nz/
Occurrences: Occurrences Point map
Main Ref: Cox, G. and M. Francis, 1997
National Database:
Occurrence: endemic
Salinity: marine
Abundance: common (usually seen) | Ref: Cox, G. and M. Francis, 1997
Importance: commercial | Ref: Cox, G. and M. Francis, 1997
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Most common New Zealand skate (Ref. 26346). Occurs throughout the country (Ref. 9258) and usually found in coastal waters (Ref. 9258). Found in Chathams Island (Ref. 45493) and off the east coast of South Island (Ref. 58461). Large numbers caught in commercial trawls and the wings are sold locally or exported to Europe, especially France (Ref. 26346). Voucher specimen(s) held at the NMNZ (Ref. 5755). Also Ref. 6871, 9258.
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/nz.html
National Fisheries Authority: http://www.fish.govt.nz/
Occurrences: Occurrences Point map
Main Ref: Cox, G. and M. Francis, 1997
National Database:
Common names from other countries
رده بندی / Names اسامي عام | مترادف | Catalog of Fishes(جنس, گونه ها) | ITIS | CoL | WoRMS | Cloffa
(كوسه ها و سپرماهيان) (sharks and rays) > Rajiformes (Skates and rays) > Rajidae (Skates)
More on authors: Müller & Henle.
More on authors: Müller & Henle.
Environment: milieu / climate zone / depth range / distribution range بوم شناسي
دريايي نزديك كف زي; تغييرات عمق 10 - 1500 m (Ref. 26346). Temperate
پراكنش كشورها | مناطق سازمان خوار و بار جهاني (FAO) | Ecosystems | ظهور | Point map | معرفي | Faunafri
Southwest Pacific: endemic to New Zealand.
Length at first maturity / Size / Weight / سن
Maturity: Lm 59.0 range ? - ? cm
Max length : 118 cm TL جنس نر / بدون خواص جنسي; (Ref. 26346); common length : 62.0 cm TL جنس نر / بدون خواص جنسي; (Ref. 9258); بيشينه سن گزارش شده: 9 سال ها (Ref. 47618)
Max length : 118 cm TL جنس نر / بدون خواص جنسي; (Ref. 26346); common length : 62.0 cm TL جنس نر / بدون خواص جنسي; (Ref. 9258); بيشينه سن گزارش شده: 9 سال ها (Ref. 47618)
توصيف مختصر كليدهاي شناسايي | ريخت شناسي | ريخت ستجي بوسيله انداره گيري
Brown dorsally, mottled with white and black spots, and a large dark blotch on each wing; white ventrally (Ref. 26346).
Inhabit the continental shelf and upper slope (Ref. 26346); usually in coastal waters (Ref. 9258). Found partially buried in sand (Ref. 26346). Feed on fish, shellfish, crabs, and worms (Ref. 114953, 26346). Oviparous. Distinct pairing with embrace. Young may tend to follow large objects, such as their mother (Ref. 205). Eggs are oblong capsules with stiff pointed horns at the corners deposited in sandy or muddy flats (Ref. 205). Egg capsules are 10.2-12.7 cm long and 6.3-8.3 cm wide (Ref. 41249, 41308).
Life cycle and mating behavior بلوغ | تولید مثل | تخم ریزی | تخم ها | Fecundity | توزاد ( لارو)
Oviparous, paired eggs are laid. Embryos feed solely on yolk (Ref. 50449). Young hatching at about 18-20 cm (Ref. 26346). Distinct pairing with embrace. Young may tend to follow large objects, such as their mother (Ref. 205).
مآخذ اصلی
Upload your references | مراجع | هماهنگ كننده : McEachran, John | همكاران
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. 27314)
وضعيت در فهرست قرمز IUCN (Ref. 130435: Version 2024-2)
حداقل نگرانی (LC) ; Date assessed: 22 June 2017
خطر برای انسان ها
Harmless
استفاده انسانی
ماهي گيري – شيلات: تجاري
FAO(Publication : search) | FishSource | Sea Around Us
اطلاعات بيشتر
Population dynamics
Growth parameters
Max. ages / sizes
Length-weight rel.
Length-length rel.
نوسانات طولی
Mass conversion
بازسازی
فراواني
Growth parameters
Max. ages / sizes
Length-weight rel.
Length-length rel.
نوسانات طولی
Mass conversion
بازسازی
فراواني
Anatomy
منطقه آبششي
Brain
Otolith
منطقه آبششي
Brain
Otolith
Physiology
Body composition
Nutrients
Oxygen consumption
Swimming type
Swimming speed
Visual pigments
Fish sound
Diseases & Parasites
Toxicity (LC50s)
Body composition
Nutrients
Oxygen consumption
Swimming type
Swimming speed
Visual pigments
Fish sound
Diseases & Parasites
Toxicity (LC50s)
Genetics
ژنتيك
Heterozygosity
وارث
ژنتيك
Heterozygosity
وارث
ابزارها
E-book | راهنماي صحرايي | امكان نرم افزاري بسامد طولي | ابزار تاريخ زيستي | نقشه نقطه ای | Classification Tree
| Catch-MSY |
گزارش های ويژه
راجع به نگهداری آکواريم ملاحظه کنيد | برگه اطلاعات و مشخصات گونه ها را ملاحظه کنيد | برگه اطلاعات و مشخصات آبزی پروری را ببينيد
بارگيری XML
صفحه خلاصه | Point data | اسامي عام | تصاوير
منابع اينترنتي
Aquatic Commons | BHL | Cloffa | Websites from users | فيش واچر را ببينيد | CISTI | Catalog of Fishes(جنس, گونه ها) | DiscoverLife | ECOTOX | Faunafri | Fishtrace | GenBank(ژنوم, نوکلئوتيد) | GloBI | GOBASE | | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Scirus | SeaLifeBase | Tree of Life | Wikipedia(برو, جستجو) | World Records Freshwater Fishing | Zoological Record
Estimates based on models
Preferred temperature (Ref. 115969): 7.4 - 12.6, mean 9.2 (based on 95 cells).
Phylogenetic diversity index (Ref. 82804): PD50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00302 (0.00141 - 0.00645), b=3.24 (3.07 - 3.41), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
Trophic level (Ref. 69278): 3.7 ±0.57 se; based on food items.
جهندگی (Ref. 120179): پايين ، كم, كمينه زمان لازم براي دو برابر شدن جمعيت 5/4 – 14 سال (Fec assumed to be <100).
Fishing Vulnerability (Ref. 59153): High vulnerability (59 of 100).
Climate Vulnerability (Ref. 125649): High to very high vulnerability (70 of 100).