Name: _______________________________________________
Date: ______________
Pacific Northwest Food Web and Ecological Pyramid
Directions: Below is a comprehensive list of species found in the Puget Sound
watershed. Each species is represented with details to help you create
1. a food web of the Puget Sound watershed.
2. an ecological pyramid of the Puget sound watershed.
Species/Groups
Ecological Category
How They Obtain Energy
Phytoplankton
Zooplankton/Krill
Sea Stars
Barnacles
Primary Producers
Consumer
Consumer
Consumer
Bald Eagle
Bull Kelp
Clams, Oysters, and Mussels
(Mollusks)
Gray whale
Great Blue Heron
Common Harbor Seal
Giant Pacific Octopus
Sand dollar
Consumer
Producer
Consumer
Jellyfish
Feather Duster Worm
Consumer
Consumer/Detritivore
Salmon
Native Eelgrass
Sea lion
Moon Snail
Osprey (bird of prey Seahawk?)
Orca whale
Otter
Sea Urchins
Crabs
Consumer
Producer
Consumer
Consumer
Consumer
Photosynthesis
Phytoplankton
Clams, crabs, snails, urchins
Phytoplankton,
zooplankton/krill
Fish like salmon
Photosynthesis
Phytoplankton,
zooplankton/krill
Zooplankton, fish
Fish
Fish, mollusks
Crabs
Phytoplankton,
zooplankton/krill
Shrimp, fish
Phytoplankton,
zooplankton/krill, detritus
Fish, squid, eels, shrimp
Photosynthesis
Fish, Mollusks, squid, crab
Mollusks
Fish like salmon
Consumer
Consumer
Consumer
Detritivore
Fish, squid, seals, otters, rays
Snails, clams, octopus, fish
Bull Kelp
Detritus
Consumer
Consumer
Consumer
Consumer
Consumer
Name: _______________________________________________
Date: ______________
PNW Watershed Food Web
Directions: Below, draw a food web using the 23 organisms listed above. You do
not have to draw pictures, just write the species name. Below, “Fish/Salmon”
has been placed for you as a starting point to your food web. REMINDER:
Arrows point towards the organism receiving the energy.
Fish/Salmon
Name: _______________________________________________
Date: ______________
PNW Watershed Ecological Pyramid
Directions: Below, fill in the ecological pyramid with the 23 species from the
data table. You will need to draw in the horizontal lines to distinguish from
producers, 1st level consumers, 2nd level consumers, etc.