Invertebrates > Scyphozoans
AT A GLANCECommon Name: Alarm JellyfishScientific Name: Atolla wyvilleiCategory: InvertebratesSubcategory: ScyphozoansSize: Bell diameter: 2–6 in (5–15 cm); trailing hypertrophied tentacle up to 18 in (45 cm)Weight: Gelatinous mass: 1.5–5.0 oz (40–140 g)Lifespan: 1–3...
Invertebrates > Crustaceans
AT A GLANCECommon Name: Pelagic Gooseneck BarnacleScientific Name: Lepas anatiferaCategory: InvertebratesSubcategory: CrustaceansSize: Capitulum length: 1.5–2.0 in (4–5 cm); Peduncle length: 2.0–12.0 in (5–30 cm)Weight: Individual biomass: 0.35–1.2 oz (10–35...
Invertebrates > Tardigrades
AT A GLANCECommon Name: Milnesium TardigradeScientific Name: Milnesium tardigradumCategory: InvertebratesSubcategory: TardigradesSize: Body length: 0.02–0.06 in (0.5–1.5 mm); one of the largest predatory tardigradesWeight: 0.00000004–0.0000001 oz (1–3 micrograms);...