【珍珠魟】:江魟科; | 台北市立動物園資訊網
身體呈圓盤狀,背部色彩由褐色至淡褐色,上有圓形奶油狀的斑點散布,尾柄的棘刺為中空的構造,有分泌毒液的毒腺及儲藏毒液的毒囊,為防禦天敵的致命武器。
少數的淡水軟骨魚類,對於水質要求較為敏感,由於分布範圍極廣,不同地區的族群往往有許多不同紋路色澤的表現,還有許多的個體變異,很難找到斑紋一模一樣的兩隻珍珠魟。
取決於年齡和環境,幼魚吃浮游生物和小魚,成年珍珠魟則是河流裡頂尖的掠食者,以其他魚類為主食,也吃甲殼類和昆蟲。
- 動物名稱:珍珠魟Ocellate River Stingray
- 所在區域:熱帶雨林室內館(穿山甲館)
- 保護類別:
- 棲息地帶:南美洲的阿根廷、巴西及巴拉圭部分水域:亞馬遜河流域
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Potamotrygonidae | 台北市立動物園資訊網
River stingrays or freshwater stingrays are Neotropical freshwater fishes of the family ... Pfauenaugen-Stechrochen - Ocellate river stingray - Potamotrygon motoro.jpg. Ocellate river stingray, Potamotrygon motoro. Scientific classification · e. Read More
Motoro Stingray Species Profile | 台北市立動物園資訊網
Rays eat quite a bit and are a large bodied fish that will put out a sizable amount of waste for the filtration system to keep up with. Therefore, a properly running ... Read More
Ocellate river stingray | 台北市立動物園資訊網
The ocellate river stingray (Potamotrygon motoro), also known as the peacock-eye stingray or black river stingray, is a species of freshwater stingray in the family ... Read More
Ocellate river stingray | 台北市立動物園資訊網
Size: These stingrays can reach a diameter of two feet (0.61 m). Behavior: Ocellate river stingrays are potamodromous, meaning they migrate within freshwater ... Read More
Ocellate river stingray | 台北市立動物園資訊網
Appearance[edit] ... Potamotrygon motoro can grow up to 50 cm (1.6 ft) in disc width, 1 m (3.3 ft) in total length, and 35 kg (77 lb) in weight. ... Its disk is roughly ... Read More
Ocellate river stingray | 台北市立動物園資訊網
Behavior: Ocellate river stingrays are potamodromous, meaning they migrate within freshwater rivers and streams for short periods of time. They bury themselves ... Read More
A Severe Accident Caused by an Ocellate River Stingray ... | 台北市立動物園資訊網
由 NJ da Silva Jr 著作 · 2015 · 被引用 17 次 — Potamotrygon motoro (Müller and Henle, 1841 [18]), the ocellate river stingray, is one of the most common stingray species in the Tocantins- ... Read More
耐心看完此文,你会成为淡水魟鱼半个专家 | 台北市立動物園資訊網
2017年2月17日 — 皇冠珍珠魟(黄珍珠魟)、梅花魟(奥氏龟甲魟)、烟圈魟(希氏帝王 ... 慈鲷种群及生态类形濒临绝种,或只剩下一些在观赏鱼饲养者的鱼缸里。 Read More
Complete mitochondrial genome of the ocellate river stingray ... | 台北市立動物園資訊網
由 HM Song 著作 · 2015 · 被引用 2 次 — We determined the first complete mitochondrial genome sequence of Potamotrygon motoro from South American freshwater stingrays. The total length of P. Read More
Keeping Freshwater Stingrays | 台北市立動物園資訊網
Freshwater Fish for Sale – Absolutely Fish, NJ. Keeping Freshwater Stingrays. By Kristen Schmicker. Many customers that come into our store and see our ... Read More
相關分類資訊
【珍珠魟】:江魟科;
身體呈圓盤狀,背部色彩由褐色至淡褐色,上有圓形奶油狀的斑點散布,尾柄的棘刺為中空的構造,有分泌毒液的毒腺及儲藏毒液的...