swap_horiz Obelia geniculata Alternatives

1

Immortal Jellyfish (Turritopsis dohrnii)

Turritopsis dohrnii is a very small hydrozoan jellyfish associated originally with the Mediterranean but now recorded in...

Tiny Mediterranean Hydrozoa Biologically Immortal

9.2 Excellent

2

Crystal Jellyfish (Aequorea victoria)

The crystal jelly, Aequorea victoria, is a transparent hydrozoan medusa found along the Pacific coast of North America....

Transparent Pacific Bioluminescent Hydrozoa

9.2 Excellent

3

Portuguese Man o' War (Physalia physalis)

The Portuguese man o' war, Physalia physalis, is a pelagic hydrozoan composed of specialized individuals functioning tog...

Pelagic Colonial Venomous Hydrozoa

9.0 Excellent

4

Irukandji Jellyfish (Carukia barnesi)

Carukia barnesi is a tiny cubozoan of Australian waters, roughly 2 cm in bell diameter, responsible for Irukandji syndro...

Australia Tiny Cubozoa Lethal

8.9 Great

5

Aurelia aurita (Moon Jellyfish)

Aurelia aurita, commonly called the moon jellyfish, is a translucent scyphozoan jellyfish recognizable by four horseshoe...

Coastal Aquarium Widespread Scyphozoa

8.8 Great

6

Moon Jellyfish (Aurelia aurita)

Aurelia aurita, commonly called the moon jellyfish, is a translucent scyphozoan occurring in temperate and tropical coas...

Coastal Bioluminescent Widespread Scyphozoa

8.7 Great

7

Bluebottle (Physalia utriculus)

The bluebottle, commonly identified as Physalia utriculus in Indo-Pacific waters, is a colonial hydrozoan rather than a...

Australia Pacific Venomous Hydrozoa

8.3 Great

8

Flower Hat Jellyfish (Olindias formosus)

The flower hat jellyfish, Olindias formosus, is a hydrozoan medusa found in coastal waters of the western Pacific, parti...

Rare Colorful Pacific Venomous

8.1 Great

9

Halitrephes maasi

Halitrephes maasi is a deep-sea hydromedusa in the family Halicreatidae, known from the open ocean at substantial depths...

Pelagic Rare Colorful Deep Sea

8.1 Great

10

Turritopsis nutricula

Turritopsis nutricula is a small hydrozoan jellyfish originally described from the western Atlantic. It has often been a...

Tiny Caribbean Hydrozoa Biologically Immortal

7.9 Good

11

Craspedacusta sowerbii (Freshwater Jellyfish)

Craspedacusta sowerbii is a small freshwater hydrozoan commonly called the freshwater jellyfish. Native to the Yangtze R...

Tiny Freshwater Invasive Hydrozoa

7.6 Good

12

Blackfordia virginica

Blackfordia virginica is a hydrozoan in the family Blackfordiidae that alternates between a small hydroid stage and a co...

Small Invasive Estuarine Hydrozoa

6.9 Fair

13

Liriope tetraphylla

A cosmopolitan hydromedusa in the order Trachymedusae distributed across tropical and subtropical open oceans worldwide,...

Transparent Tiny Pelagic Widespread

6.8 Fair

14

Solmundella bitentaculata

Solmundella bitentaculata is a narcomedusa jellyfish bearing only two tentacles, widely distributed throughout the world...

Transparent Pelagic Widespread Hydrozoa

6.8 Fair

15

Geryonia proboscidalis

A trachymedusa of warm Atlantic and Mediterranean waters, notable for an exceptionally long manubrium (proboscis) that e...

Pelagic Deep Sea Widespread Hydrozoa

6.8 Fair

16

Aglaura hemistoma

Aglaura hemistoma is a minute trachymedusa jellyfish among the smallest known medusae, and a common holoplanktonic speci...

Tiny Pelagic Bioluminescent Hydrozoa

6.7 Fair

17

Phialidium gregarium

A leptomedusa common along the Pacific coast of North America, frequently forming large seasonal aggregations in coastal...

Small Coastal Pacific Hydrozoa

6.6 Fair

18

Neoturris pileata

A leptomedusa of the North Atlantic and North Pacific, characterized by a tall conical bell and long tentacles; belongs...

Coastal Atlantic Bell Shaped Hydrozoa

6.5 Fair

19

Mitrocoma cellularia

A leptomedusa native to the northeastern Pacific, particularly common in Puget Sound, Washington, and notable for its nu...

Transparent Coastal Pacific Hydrozoa

6.5 Fair

20

Halicreas minimum

A small deep-sea hydromedusa in family Halicreatidae found in mesopelagic and bathypelagic zones of tropical and subtrop...

Tiny Pelagic Deep Sea Hydrozoa

6.2 Fair