You can sponsor this page

Pristis perotteti Müller & Henle, 1841

Large-tooth sawfish
Загрузить свой Фото и Видео
Pictures | Изображение на Google
Image of Pristis perotteti (Large-tooth sawfish)
Pristis perotteti
Picture by IBAMA


Nicaragua country information

Common names: [No common name]
Occurrence: native
Salinity: marine
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Lake Nicaragua (Ref. 6902).
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/nu.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Bigelow, H.B. and W.C. Schroeder, 1953
National Database:

Common names from other countries

Классификация / Names народные названия | синонимы | Catalog of Fishes(род, виды) | ITIS | CoL | WoRMS | Cloffa

Пластиножаберные (акулы и скаты) (sharks and rays) > Rhinopristiformes (Shovelnose rays) > Pristidae (Sawfishes)
Etymology: Pristis: Greek, pristis = saw (Ref. 45335).
  More on authors: Müller & Henle.

Issue
Synonym of Pristis pristis (Linnaeus, 1758) according to Faria et al., 2012 (Ref. 93006:11) and Weigmann, 2016 (Ref. 106604); status confirmed by William White (pers. Comm., Feb 2016).

Environment: milieu / climate zone / depth range / distribution range экология

морской; пресноводный; солоноватоводный донно-пелагический; амфидромный (Ref. 51243); пределы глубины 1 - 122 m (Ref. 55273), usually ? - 10 m (Ref. 55273).   Tropical; 32°N - 19°S, 106°W - 15°E (Ref. 55273)

распространение страны | регионы FAO | Ecosystems | места находок | Point map | интродукции | Faunafri

Northwest Atlantic: Texas, Florida. Northeast Atlantic: West Africa. Eastern and Western Central Pacific: off northern Australia. Indo-China: East Indies. South America: Amazon near Santárem, Brazil.

Length at first maturity / Size / Вес / Возраст

Maturity: Lm ?, range 300 - ? cm
Max length : 650 cm TL самец/пол неопределен; (Ref. 6902); наибольший вес (опубликованные данные): 591.0 kg (Ref. 6902)

Краткое описание определительные ключи | морфология | морфометрия

Fewer sawteeth (normally 19, rarely 20 on a side). First dorsal fin originate in advance of the origin of the pelvic fins and much more deeply concave posterior margins of the dorsal fins. Saltwater species when fresh-caught, either dark gray or golden brown, while freshwater species are mouse gray with reddish along midback posterior to first dorsal fin, reddish posterior to lower part of sides, first dorsal pale yellow with reddish free rear corner; second dorsal, pelvic fins, caudal and lower sides posterior to first dorsal dull brick red. Reddish tint either normal or result of suffusion with blood below the skin (Ref. 6902).

биология     глоссарий (например epibenthic)

Inhabits shallow water in the vicinity of the shore and estuarine, particularly lagoons. Generally thought to rarely descend below 10m but have been found at 122m in Lake Nicaragua (Ref. 55273). Tends to run farther upstream in large rivers. Found in temperatures higher than 20-30°C (Ref. 6902). Ovoviviparous (Ref. 50449). Minor commercial, for the curio trade (Ref. 37548).

Life cycle and mating behavior Maturities | размножение | Spawnings | Egg(s) | Fecundities | личинки

Ovoviviparous, embryos feed solely on yolk (Ref. 50449).

Основная ссылка Upload your references | ссылки | координатор : McEachran, John | соавторы

Ferreira, E.J.G., J.A.S. Zuanon and G.M. dos Santos, 1998. Peixes comerciais do médio Amazonas. Instituto Brasileiro do Meio Ambiente e dos Recursos Naturais Renováveis. 211p. (Ref. 27548)

Статус Красного Списка МСОП (Ref. 130435)


CITES (Ref. 128078)


CMS (Ref. 116361)

Not Evaluated

Угроза для людей

  Harmless




Использование человеком

рыболовство: не имеет хозяйственного значения
FAO(Publication : search) | FishSource |

дополнительная информация

Trophic ecology
пищевые объекты
Diet compositions
Food consumptions
Food rations
хищники
Ecology
экология
Home ranges
Population dynamics
Growths
Max. ages / sizes
Length-weight rel.
Length-length rel.
Размерный состав
Mass conversions
Recruitments
Abundances
Life cycle
размножение
Maturities
Fecundities
Spawnings
Spawning aggregations
Egg(s)
Egg developments
личинки
динамика численности личинок
Distribution
страны
регионы FAO
Ecosystems
места находок
интродукции
BRUVS - Videos
Anatomy
Gill areas
мозг
Otoliths
Physiology
Body compositions
Nutrients
Oxygen consumptions
Swimming type
Swimming speeds
Visual pigment(s)
звуки, издаваемые рыбами
Diseases / Parasites
Toxicities (LC50s)
Genetics
генетика
Electrophoreses
Heritabilities
Human related
Aquaculture systems
особенности рыбоводства
степень растяжения
Ciguatera cases
Stamps, coins, misc.
Outreach
соавторы
References
ссылки

инструменты

Специальные отчеты

Скачать в формате XML

ресурсы в Интернет

Estimates based on models

Preferred temperature (Ref. 115969): 26.1 - 28.5, mean 27.6 (based on 544 cells).
Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5234   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00832 (0.00404 - 0.01712), b=3.00 (2.81 - 3.19), in cm Total Length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245).
Trophic level (Ref. 69278):  4.0   ±0.6 se; based on size and trophs of closest relatives
устойчивость к внешним воздействиям (Ref. 120179):  низкий, минимальное время удвоения популяции 4.5-14 лет (Fec assumed to be <100).
Fishing Vulnerability (Ref. 59153):  Very high vulnerability (90 of 100).
Категория цены (Ref. 80766):   Medium.