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Free Algae Stock Images & HD Pictures

ImagesVideosTemplatesPNGs
  • aigenerated
  • water
  • nature
  • coastal
  • sunlight
  • green
  • natural
  • texture
  • shallow
  • ripples
  • shoreline
  • calm
  • reflections
  • wet
  • marine
  • ocean
  • outdoor
  • foreground
  • centered
  • surface
AI
Glistening seashells resting in tidal pool with sunlit ripples and green algae
seashells
tidal pool
sunlight
AI
Jagged rock in oceanic vortex with swirling currents
ocean
vortex
swirling
Premium
AI
Pouring water into hydroponic nutrient tank in commercial greenhouse with leafy greens
hydroponics
greenhouse
nutrient solution
Premium
AI
Pale star anemone occupying volcanic tide pool with curled kelp, orange crab, rocky intertidal
tide pool
sea anemone
intertidal
Algae-covered wet rock sitting on sandy shore at dusk with golden bokeh and calm ocean
algae-covered rock
wet rock
sandy shore
AI
Pressure washing wooden deck planks removing green algae and restoring warm wood tones
pressure washing
deck cleaning
wooden deck
AI
Snaking river flowing through dense tropical canopy toward coastal wetlands: aerial view
meandering river
rainforest
tropical rainforest
AI
Moss growing on weathered stone wall with sunlit dust motes and lichen streaks
stone
wall
moss
AI
Concrete outlets pouring water, moss-stained wall draining into muddy runoff channel
water
drainage
runoff
AI
Overhead lone hiker standing on rocky jetty scanning sunlit water and algae, coastal solitude
hiker
rocky jetty
coastline
Premium
AI
Red algae on sunlit submerged rock in shallow water
sunlit waves
red algae
shallow shore
Hiker overlooking lush coastline: adventure and serenity
hiking
backpacking
nature
Rocky shoreline at sunset with calm waves and algae
rocky shoreline
sunset
calm waves
Premium
AI
Glowing green swirls tracing winding forest stream at night with neon water reflections
bioluminescent
glowing
night
AI
Tropical sunset reflections in shallow tide pool framing leaning palm trees and rocky shoreline
tropical sunset
tide pool reflection
palm trees
Aerial view of green algae bloom in ocean waters
aerial
green algae
water
AI
Green posts creating circular ripples with wavy reflections and metal pier lines
ripples
water reflections
rippled water
AI
Sunlit turtle shell close-up underwater showing ringed scutes, algae and caustics
turtle shell
turtle carapace
underwater
Premium
Alligator partially camouflaged in algae-covered pond at kennedy space center
alligator
camouflage
algae
AI
Diver torch illuminating jagged coral ridge on deep sea reef at night exploration
underwater
coral
reef
Premium
AI
Cleaning mossy stone birdbath with hose and sponge in sunlit backyard
cleaning
birdbath
stone birdbath
AI
Sunlit tidal pool ripple revealing sandy pebbles and algae with concentric water rings
tidal pool
water ripple
concentric ripples
AI
Fountain nozzle spraying jets over duckweed pond, sunlight sparkling on green ripples
fountain
duckweed
pond
AI
Measuring pond ph and nutrients using test strip and color chart in greenhouse
water testing
aquaculture
ph test
AI
Framing weathered wooden pilings creating repeating tunnel under pier
pier
wooden pilings
weathered timber
AI
Sunlit aquarium circulation system with pvc elbow, clear tubing and rising water
aquarium circulation
water pump
pvc plumbing
AI
Cleaning aquarium gravel with siphon brush and bucket, hobbyist performing maintenance
aquarium cleaning
gravel vacuum
siphon brush
AI
Scientists adjusting photobioreactor tubing during algae cultivation for biofuel research
photobioreactor
algae cultivation
microalgae
Overturned dinghy resting on pebble shore with algae-stained hull, rivets and teal overlay
overturned dinghy
capsized boat
pebble shore
AI
Hands squeezing sunlit green algae splashing water harvest close-up
algae
seaweed
harvesting
AI
Misty rainforest path with lush foliage and blooming flowers
rainforest
jungle
stream
Premium
Premium
AI
Sunbeams penetrating underwater pier pilings covered in algae and barnacles
underwater
pier pilings
timber pilings
AI
Concrete tidal channel cutting through mangrove roots showing shallow water and tidal flow
mangrove
tidal channel
concrete canal
AI
Moody coastal waves washing lichen-covered rocks and foamy tide pools, textured shoreline
coastal waves
rocky shoreline
lichen-covered rocks
Sunset over rocky shoreline with algae
sunset
rocky coastline
shoreline
Premium
Clear riverbed with colorful reflections and algae
clear water
riverbed
reflections
Premium
AI
Bioluminescent swamp stream at night with glowing green algae and misty pine forest glow
bioluminescent
glowing
green algae
AI
Sunlit tide pool reflecting blue sky on rocky shore with gentle ripples and algae
tide pool
rocky shore
reflection
AI
Rippling tide pool reflecting blue sky and cloud rings over rocky bedrock
tide pool
algae
pebbles
AI
Powerwashing wooden deck removing green algae along railing with high-pressure jet
deck cleaning
pressure washing
algae removal
AI
Aerial crocodile gliding through murky wetland pond, camouflaging among algae and branches
crocodile
crocodilian
wetland
AI
Crashing waves hitting green algae-covered volcanic boulders on black pebble coastline
green algae
volcanic boulders
basalt rocks
Premium
Premium
AI
Man walking through algae-covered tidal pools in chest waders at golden hour
man
walking
chest waders
Premium
Premium
Premium
AI
Boy netting small fish from lakeside dock on sunny summer afternoon with sunlit ripples
boy
fishing
netting
AI
Bioprocessing reactor array holding bright green culture medium in clear cylinders
bioreactor
bioprocessing
culture medium
AI
Barnacle clusters clinging to concrete seawall at tidal shoreline with green algae macro
barnacle
barnacles
seawall
AI
Capybara swimming closeup with clear reflection, wet fur and rippling algae-filled water
capybara
rodent
wildlife
AI
Glistening mud and shell mound on tidal marsh mudflat with barnacles and algae
mudflat
tidal marsh
barnacles
AI
Rippling tide pool forming concentric rings on rocky coastal shore under sunlight
tide pool
ripples
concentric rings
Misty coastline with algae-covered rock platform and gentle waves
coastline
misty
algae-covered rock
AI
Shallow shore scallop shells and pebbles with sunlit ripples and algae detail
scallop
seashells
pebbles
AI
Cascading spillway water flowing with foam, sunlight reflections and textured ripples
spillway
flowing water
cascade
AI
Researchers adjusting algae photobioreactor columns in high-tech laboratory
algae
photobioreactor
bioreactor
AI
Seagull perching on weathered wooden piling amid foggy coastal harbor
seagull
gull
seabird
AI
Glowing green light filtering murky pond water with ripples, bubbles and detritus
underwater
murky water
green light
AI
Narrow concrete canal cutting through dense mangrove forest with winding prop roots
mangrove
concrete canal
wetland
AI
Concentric ripples in sunlit tidepool with colorful caustics on rocky shore
tidepool
ripples
caustics
Premium
Girls wading through narrow tidal channel between algae-covered boulders with sun flare
girls
children
wading
AI
Moss-covered stone wall with dew droplets, lichen texture and weathered cracks
stone
wall
droplets
AI
Barnacle colonies clinging to cracked concrete seawall with algae streaks and tidal water
barnacles
seawall
concrete