zooplankton

Tiny ocean drifters

Zooplankton are tiny animals that drift in bodies of water, unable to swim against currents.

They range from microscopic single-celled organisms to small jellyfish and crustaceans.

Zooplankton feed on phytoplankton (plant plankton) and form a critical link in aquatic food chains, serving as prey for fish and whales.

The lake's zooplankton population explodes each spring.

microscopic

copepod

Minute planktonic crustacean

  • rotiferCiliated microscopic aquatic invertebrate
  • protistUnicellular eukaryotic organism
  • ciliateHair-covered single-celled organism

flagellate · unicellular · microscopy · microorganism · microfauna

types

copepods

Minute aquatic crustaceans

nauplii · larvae

freshwater

daphnia

Freshwater microscopic crustacean

lakes · ponds · reservoirs · eutrophication · thermocline · turbidity · watershed

drifting

currents

Directional flows of movement

oceanic · floaters · drifting · water column · gyre · upwelling · dispersal · drift

bioluminescent

jellyfish

Drifting marine stinger

chemiluminescence · light-emitting · glowing · radiance · fluorescence · sparkle · shimmer

ecology

food web

Interconnected predator-prey relationships

biomass · biodiversity · pelagic · oceanic

prey

filter feeding

Extracting nutrients from water

forage fish · anchovies · herring · sardines · predation · food chain · seabirds · basking shark · consumption

Categories
Opposites
organism type in plankton

zooplanktonphytoplankton

Photosynthetic aquatic drifters

algae · diatoms · cyanobacteria · autotrophs

aquatic mobility

zooplanktonnekton

Self-propelling aquatic organisms

fish · whales · dolphins · sharks · squid

position in food web

zooplanktonapex predators

Dominant hunters, no natural enemies

orcas · great white sharks · baleen whales · blue whale · whale shark

Family

plankton, phytoplankton, planktons, zoology, metazoa, zoologist, zoological, zoonosis, protozoan

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