Quick Answer: The Hydra Slide is a prepared whole mount (W.M.) of Hydra, the freshwater polyp, stained to show ectoderm, endoderm and tentacles. It is mounted in synthetic resin on a 75 mm x 25 mm glass slide.
Last updated: October 2026
Key Features
Whole mount (W.M.) of Hydra
Contrast staining to separate ectoderm and endoderm
Tentacles visible on the specimen
Synthetic resin permanent mount
Soda-lime glass slide, 75 mm x 25 mm, ground edges
Technical Specifications
Specification
Value
Specimen
Hydra, whole mount (W.M.)
Stain
Contrast stain for tissue layers
Mount
Synthetic resin
Slide
Soda-lime glass, 75 mm x 25 mm
Edges
Ground and polished
About This Product
Hydra is the usual first example of a cnidarian in school and college zoology. On this slide students can trace the body column, the ring of tentacles and the two cell layers, and compare it with other invertebrates.
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