Hydrozoans encyclopedia

Explore the 2 Animalpedia species classified as hydrozoans: characteristics, diet, habitat, behaviour and conservation status.

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CLASS

Demosponges (Poriferans) 1 Crustaceans (Barnacles) 1 Gastropods 6 Bivalves 7 Clitellates 1 Clitellates 1 Turbellarians (Flatworms) 1 Polychaetes 2 Tardigrades (Eutardigrada / Heterotardigrada) 1 Rotifers 1 Malacostracan Crustaceans 13 Scyphozoans 1 Hexacorallia (Sea Anemones and Corals) 1 Anthozoans 1 Hydrozoans 2 Starfish (Echinoderms) 1 Brittle Stars 1 Sea Urchins 1 Holothuroidea (Sea Cucumbers) 1 Crinoids 1 Horseshoe crabs 1 Molluscs 1 Chondrichthyans 6 Cephalopods 6 Chondrichthyans 10 Chondrichthyes (cartilaginous fish) 1 Actinopterygians 18 Fish (Actinopterygians) 15 Bony fish (Actinopterygians) 1 Actinistians (Sarcopterygians) 1 Sarcopterygians (Flesh-finned fish) 1 Mammals 208 Birds 123 Reptiles 51 Amphibians 8 Fish 27 Insects 55 Arachnids 11 Crustaceans 2

HABITAT

Forest Wetlands Farmland & grasslands Steppe Coastline Mountain Ocean & sea Urban environment Rivers & lakes Tropical forest Savanna Desert

IUCN STATUS

Not evaluated Least concern Endangered Data deficient Near threatened Vulnerable Critically endangered Extinct in the wild

REGION

Present in Tunisia

2 species Hydrozoans

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Siphonophore

Siphonophore

Siphonophorae

Data deficient Ocean & sea

Hydra

Hydra sp.

Data deficient Rivers & lakes

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