Coastal and Marine Zooplankton Diversity and Biology

Vocabulary flashcards covering the diversity, biology, and larval stages of coastal and marine zooplankton and fish families.

Zoea

A developmental larval stage of various crustaceans, including crabs, prawns, and stomatopods.

Megalopa

The later stage of crab larva following the zoea stage.

Puerulus stage

The larval stage identifying young lobsters.

Lucifer

A genus of sergestid or ghost shrimp found in medium-sized zooplankton.

Statocysts

Distinctive balance organs located within the tail-fan of mysids.

Glaucus

A bright blue pelagic sea slug or nudibranch.

Atlanta

A genus of heteropod, which is a type of planktonic snail.

Nauplii

Initial larval stages of smaller crustacean zooplankton.

Cyprid larva

The settling larval stage of a barnacle.

Halobates

A marine insect known as a water strider.

Cyphonautes larva

The larval form of a bryozoan.

Pluteus larvae

The larval stage associated with echinoderms.

Trocophore larvae

Larval forms typical of polychaete worms or molluscs.

Janthina

An unusual prosobranch snail characterized by its use of a bubble raft.

Echinospira larva

The veliger larva of an unusual gastropod snail.

Actinotroch larva

An irregular type of planktonic larva found in certain marine invertebrates.

Ceratium

A genus of large dinoflagellates.

Fish egg size

Typically between $0.5\,mm$ and $1.5\,mm$ in diameter, characterized as translucent with a visible yolk or oil globule.

Invertebrate egg size

Typically dark in color and less than $0.5\,mm$ in diameter.

Engraulidae

The fish family that includes anchovies.

Sygnathidae

The fish family comprising pipefishes and seahorses.

Statolith

A structure found within the uropod of mysids.

Diel vertical migration

A behavior in estuarine fish larvae that is related to the inflation of the swim bladder.

Pin reference size

A standard measurement used in the figures where the width of a pin is $0.6\,mm$.