purple sea urchin

GPTKB entity

Statements (60)
Predicate Object
gptkbp:instance_of gptkb:ocean
gptkbp:application in developmental biology
gptkbp:available_colors depends on diet
gptkbp:behavior nocturnal feeding
gptkbp:body_shape calcium carbonate
hard exoskeleton
gptkbp:climate_impact habitat loss
gptkbp:color purple
during stress
gptkbp:color_variation due to environmental factors
greenish to brownish
gptkbp:coloration gptkb:camouflage
gptkbp:conservation_status not endangered
gptkbp:cultural_significance in some coastal communities
gptkbp:defense_mechanism spines and toxins
gptkbp:diet gptkb:algae
gptkbp:distribution gptkb:Pacific_Ocean
gptkbp:ecological_balance important for kelp forest ecosystems
gptkbp:egg_color yellow to orange
gptkbp:fish_species being explored
gptkbp:fishing_regulations in some regions
gptkbp:foraging_behavior scraping algae off rocks
gptkbp:fossil_record exists
gptkbp:genome_sequencing completed
gptkbp:habitat rocky shores
gptkbp:habitat_preference prefer rocky substrates.
gptkbp:habitat_range from Alaska to Mexico
intertidal to subtidal zones
gptkbp:harvest_time for culinary use
gptkbp:has_population by predators and environmental factors
gptkbp:head long and sharp
https://www.w3.org/2000/01/rdf-schema#label purple sea urchin
gptkbp:importance ecological role
gptkbp:larval_stage gptkb:algae
filter feeding
planktonic
indirect development
affected by temperature
via ocean currents
gptkbp:lifespan up to 30 years
gptkbp:marketed_as food source
gptkbp:movement slow crawling
gptkbp:nesting spring to summer
gptkbp:predators sea otters
gptkbp:related_species gptkb:red_sea_urchin
gptkbp:reproduction spawning
gptkbp:research_focus in marine biology studies
gptkbp:research_importance gptkb:Model
gptkbp:scientific_name Strongylocentrotus purpuratus
gptkbp:seasonal_activities migrate to deeper waters in winter
gptkbp:size up to 10 cm in diameter
gptkbp:spawning_mechanism external fertilization
gptkbp:spine_regeneration can regenerate spines
gptkbp:symbiotic_relationships zooxanthellae
with certain fish species
gptkbp:toxicity in some species
gptkbp:wildlife pollution and overfishing
overgrazing of kelp forests
gptkbp:bfsParent gptkb:Paracentrotus_lividus
gptkbp:bfsLayer 6