Helmet jellyfish - Wikipedia
The helmet jellyfish (Periphylla periphylla), sometimes called the merchant-cap, [1] is a luminescent, red-colored jellyfish of the deep sea, belonging to the order Coronatae of the phylum Cnidaria. It is the only species in the monotypic genus Periphylla and is one of the rare examples in Scyphozoa which life-cycle lacks a polyp stage.
Periphylla periphylla - ADW
Periphylla periphylla can survive temperatures up to 19.8 °C, although most specimens are collected at temperatures between 4 °C and 11 °C. There may be a connection between temperature tolerance, temerature-dependent metabolic rates, and food supply. Vertical mixing can also affect the jellyfish's submerging at a certain latitude.
Periphylla - Animalia
The helmet jellyfish (Periphylla periphylla), sometimes called the merchant-cap, is a luminescent, red-colored jellyfish of the deep sea, belonging to the order Coronatae of the phylum Cnidaria. It is the only species in the monotypic genus Periphylla and is one of the rare examples in Scyphozoa which life-cycle lacks a polyp stage.
Periphyllidae - Wikipedia
Periphyllidae is a family of jellyfish containing four genera and six species. [1] The most well-known member of the family, Periphylla periphylla , is usually considered a deep-sea species, but it forms large blooms in surface waters of Norwegian fjords.
Marine Curios #1 – Periphylla periphylla, or helmet jellyfish
2023年11月17日 · The helmet jellyfish (Periphylla periphylla), is a species of crown jellyfish (Coronatae), and a vertical migrator, ascending from the depths at night to feed on copepods and other crustaceans. They are found in oceans around the world – with the exception of the Arctic Ocean – at depths ranging from thousands of metres to near the surface.
Creature Feature: Helmet jellyfish - Twilight Zone
If you’ve never seen a helmet jellyfish in real life, you’re in good company: it’s one of the few jellyfish (to be accurate, cnidaria) that spends most of its life in the ocean twilight zone. Due to their photo-sensitive red pigment, helmet jellies avoid sunlight like the plague, preferring the frigid depths to the sun’s damaging rays.
有人知道这是哪种生物吗？ - 知乎
2021年6月10日 · 题目给出的图片里的红色水母是 Periphylla periphylla，俗称 Helmet jellyfish。图中显示它正在捕食一条 Gonatidae 科的鱿鱼，该鱿鱼的具体物种不能仅凭图片判定。 另一个角度的照片：
Periphylla | Encyclopedia MDPI
2022年10月27日 · The helmet jellyfish (Periphylla periphylla) is a luminescent, red-colored jellyfish of the deep sea, belonging to the order Coronatae of the phylum Cnidaria. It is the only species in the monotypic genus Periphylla.
We studied the helmet jellyfish, Periphylla periphylla, which occurs throughout the global ocean and has a broad water depth distribution (0 - 4000 m). Helmet jellyfish (belonging to the phylum Cnidaria) are related to the wide variety of jellyfish in the midwater, so their physiology may be representative for other midwater jellyfishes.
Helmet Jelly - Periphylla periphylla - seawater.no
Here the entrance is more than 200 meters deep and much wider than in Lurefjorden, so most of the helmet jellies pass below the common scuba diver. The maximum recorded depth is 2700 meters. The helmet jelly is a cosmopolitan and widespread in …