Invertebrates > Crustaceans
AT A GLANCECommon Name: Pram BugScientific Name: Phronima sedentariaCategory: InvertebratesSubcategory: CrustaceansSize: Female length: 1.0–1.7 in (2.5–4.2 cm); Male length: 0.3–0.6 in (0.8–1.5 cm)Weight: 0.04–0.14 oz (1.2–4.0 g)Lifespan: 1–2 years in open pelagic...
Invertebrates > Crustaceans
AT A GLANCECommon Name: Vampire CrabScientific Name: Geosesarma dennerleCategory: InvertebratesSubcategory: CrustaceansSize: Carapace width: 0.6–0.8 in (1.5–2.0 cm); Leg span: 1.5–2.0 in (4–5 cm)Weight: 0.1–0.3 oz (3–8 g)Lifespan: 2–3 years in humid tropical...
Invertebrates > Crustaceans
AT A GLANCECommon Name: Signal CrayfishScientific Name: Pacifastacus leniusculusCategory: InvertebratesSubcategory: CrustaceansSize: Total body length 12 to 16 cm (4.7 to 6.3 in); record specimens up to 20 cm (7.9 in)Weight: 60 to 120 g (2.1 to 4.2 oz)Lifespan: 6 to...
Invertebrates > Crustaceans
AT A GLANCECommon Name: Northern Kelp CrabScientific Name: Pugettia productaCategory: InvertebratesSubcategory: CrustaceansSize: Carapace width 7 to 11 cm (2.8 to 4.3 in); leg span up to 25 cm (10 in)Weight: 150 to 350 g (5.3 to 12.3 oz)Lifespan: 3 to 4 years in the...
Invertebrates > Crustaceans
AT A GLANCECommon Name: Flat Porcelain CrabScientific Name: Petrolisthes cinctipesCategory: InvertebratesSubcategory: CrustaceansSize: Carapace width 1.5 to 2.5 cm (0.6 to 1.0 in)Weight: 3 to 8 g (0.1 to 0.28 oz)Lifespan: 2 to 3 years in the wildDiet: Suspension /...
Invertebrates > Crustaceans
AT A GLANCECommon Name: Atlantic Mud CrabScientific Name: Panopeus herbstiiCategory: InvertebratesSubcategory: CrustaceansSize: Carapace width 4 to 6 cm (1.6 to 2.4 in)Weight: 20 to 50 g (0.7 to 1.8 oz)Lifespan: 3 to 5 yearsDiet: Carnivorous shell-crushing predator...
Invertebrates > Crustaceans
AT A GLANCECommon Name: Pacific Mole CrabScientific Name: Emerita analogaCategory: InvertebratesSubcategory: CrustaceansSize: Carapace length 2.0 to 3.5 cm (0.8 to 1.4 in); females significantly larger than malesWeight: 5 to 15 g (0.18 to 0.53 oz)Lifespan: 2 to 3...
Invertebrates > Crustaceans
AT A GLANCECommon Name: Striped Shore CrabScientific Name: Pachygrapsus crassipesCategory: InvertebratesSubcategory: CrustaceansSize: Carapace width 4.0 to 5.0 cm (1.6 to 2.0 in)Weight: 25 to 55 g (0.9 to 1.9 oz)Lifespan: 3 to 4 years in the wildDiet: Omnivorous...
Invertebrates > Crustaceans
AT A GLANCECommon Name: Sargassum CrabScientific Name: Portunus sayiCategory: InvertebratesSubcategory: CrustaceansSize: Carapace width 4 to 6 cm (1.6 to 2.4 in)Weight: 15 to 35 g (0.5 to 1.2 oz)Lifespan: 1 to 2 years in the open oceanDiet: Carnivorous pelagic...
Invertebrates > Crustaceans
AT A GLANCECommon Name: Yellow Shore CrabScientific Name: Hemigrapsus oregonensisCategory: InvertebratesSubcategory: CrustaceansSize: Carapace width 3.0 to 4.5 cm (1.2 to 1.8 in)Weight: 10 to 30 g (0.35 to 1.05 oz)Lifespan: 3 to 4 years in the wildDiet: Omnivorous...
