Plankton
Caligus sp.
Common Name: Sea louse (sea lice) Scientific name: Caligus spp. This is a genus of parasitic arthropods (copepod) that are ectoparasites that feed upon mucous secretions and epidermal tissues of host fishes. Plankton tow: Cadboro Bay, Victoria, British Columbia,...
Brachyura Zoea
Brachyura (True Crab) Zoea Author: Rachel Walker This is likely the zoea of a Dungeness Crab (Metacarcinus magister) Plankton tow: Cadboro Bay, Victoria, British Columbia Illustration by Spencer Sivertson
Hermit Crab Zoea
Hermit Crab Zoea Photo by Darian Yap Plankton tow: Cadboro Bay, Victoria, British Columbia
Hermit Crab Megalopa
Hermit Crab Megalopa (Pagurus sp.) Plankton Tow: Cadboro Bay, Victoria, British Columbia, September 18, 2019 Photo by Sophie and Nele
Cyprid Larva
Cyprid Larva (Barnacle Larva) Author: Judah This is the last planktonic larval stage of a barnacle before it becomes permanently anchored as an adult to a substrate. February 19, 2013 Plankton Tow – Cadboro bay, Victoria BC
Nauplius Larva
Barnacle Larva (Nauplius Larva) Author: Alondra The nauplius larva is the first swimming larval stage of a barnacle. After this stage it changes into a cyprid larval stage and then anchors itself onto a substrate as it develops into an adult barnacle. February 19,...
Gammarid Amphipod
Gammarid Amphipod Photo by Samantha O’Keefe February 19, 2013 Plankton Tow Cadboro Bay, Victoria, British Columbia
Chaetoceros debilis
Chaetoceros debilis (Diatom) Plankton Tow: Cadboro Bay, Victoria, British Columbia (D. Young)
Brachysira
Brachysira (Diatom) Plankton Tow: Cadboro Bay, Victoria, British Columbia, September 18, 2019 Photo: Zoe Jennings
Ditylum brightwellii
Ditylum brightwellii (Diatom) From Plankton Tow, Victoria, British Columbia (D. Young)
Thalassionema
Thalassionema (Diatom) From Plankton Tow, Victoria, British Columbia (D. Young)
Coscinodiscus wailesii
Author: Micaela Day Photos: Zoe Jennings and D. Young Size: Diameter is between 300um and 500um Brief Description: This phytoplankton is apart of the Biddulphiales order and is typically considered as one of the largest marine planktonic diatom genera. Coscinodiscus...
Chaetoceros
Chaetoceros (Diatom) Plankton Tow: Cadboro Bay, Victoria, British Columbia, September 18, 2019 Photo: Chloe Stone
Thalassiosira
Thalassiosira (Diatom) From Plankton Tow, Victoria, British Columbia (D. Young)
Cylindrotheca closterium
Cylindrotheca closterium (Diatom) From Plankton Tow, Victoria, British Columbia (D. Young)
Moon Jellyfish
Author: James Murray Illustrations: by Moloud Mazaheri Scientific name: Aurelia labiata Size range: 25-40cm (9,8-15.8in) Identifying Features: The Moon Jellyfish (Aurelia labiata) ranges from 25 to 40 cm (9.8 to 15.8 in) in diameter and can be easily recognized by...
Crystal Jellyfish
Crystal Jellyfish Author: Julia Traill Scientific name: Aequorea victoria Size: Bell Diameter can be up to 25cm, though the size of this jellyfish can vary depending on where it is found. Identifying Features: They have many radial canals with more than one-hundred...
Cross Jellyfish
Authors: Kelsey Baker and Danielle Boutcher Scientific name: Mitrocoma cellularia Size range: to 90mm in diameter. Authors: Kelsey Baker and Danielle Boutcher Identifying features: The Cross Jellyfish (Mitrocoma cellularia) may grow to 90mm in diameter. They have up...
Leuckartiara sp.
Leuckartiara spp. Author: D. Young Common Name: A member in the family Pandeidae within the order Anthomedusae of the subclass Hydromedusae. Scientific Name: Leuckartiara sp. Total length of specimen in photo is 3cm (30mm).
Catablema nodulosa
Author: Erin Henley Scientific name: Catablema nodulosa Size: up to 20mm wide. Identifying features: This species has a very distinct bell in the shape of a ball. Catablema nodulosa is a relatively newly discovered jelly fish in the class Hydrozoa. It is easily...
Hanging Stomach Jellyfish
Author: Julia Traill Scientific name: Stomotoca atra Size: 25mm wide bell Distribution: The Bering Sea to Southern California. Commonly seen in the summer in Puget Sound, British Columbia, and Alaska. This hydromedusa is characterized by a long manubrium that hangs...
Nanomia bijuga
Scientific Name: Nanomia bijuga Size Range: Up to 30cm in total length Nanomia bijuga belongs to the order Physonecta within the subclass Siphonophorae within the class Hydrozoa. It is a predator that represents a colony of many genetically identical individuals...
Sea Angel
Common name: Sea angel, Naked sea butterfly, common Clione Scientific name: Clione limacina Author: Chloe Stone Photos: Special thanks to Alexander Semenov for allowing us to use his beautiful images of Clione limacina. Size range: 3 cm to 8 cm Identifying...
Pacific Wingfoot Snail
Pacific Wingfoot Snail Author: Shelbie Montagnaro Common names: Pacific wingfoot snail, Pacific winged sea slug, sea butterfly Scientific name: Gastropteron pacificum Size Range: to 33mm (1.3 inches) in length Identifying Features: The Pacific wingfoot snail has a...
Phronima sedentaria
Phronima Sedentaria Scientific Name: Phronima sedentaria Author: Eduarda Ferro Braga Laurindo Correia Size Range: These are tiny creatures with sizes ranging from 1.2-4.2 cm (~0.5 to 1.7 inches). Life Expectancy: They live around one year. Identifying Features: ...
Opossum Shrimp
Opossum Shrimp Author: Jamie Lenihan Common Names: Mysid Shrimp, Opossum Shrimp Scientific name: (Order) Mysida Size range: 5-25mm long (mature length) Identifying Features: Mysida is an order of over 1000 species of similar shrimp-like crustaceans. The...
Sea Gooseberry
Sea Gooseberry Author: Max Newell and Marlo Osborne-Subasic Common name: Sea Gooseberry Scientific name: Pleurobrachia bachei Size range: Up to 15 mm Identifying Features: Pleurobrachia bachei are the most common comb jelly in the Victoria region. They are...
Lobed Comb Jelly
Lobed Comb Jelly Author: Micaela Day Scientific name: Bolinopsis infundibulum Size Range: up to 15 (6 inches) long Identifying Features: The Lobed Comb Jelly has an oblong rounded body, and can be up to 15 cms. They have medium-sized lobes, with short and flat...
Beroid Comb Jelly
Beroid Comb Jelly Author: Adam Kitzler Common name: Beroid Comb Jelly Scientific name: Beroe abyssicola Size range: up to 7 centimetres Identifying features: Beroe abyssicola has a cylindrical shape with rounded ends, they bear eight evenly spaced rows of...