The Hammerhead Shark

GPTKB entity

Statements (109)
Predicate Object
gptkbp:instance_of gptkb:fish
gptkbp:bfsLayer 6
gptkbp:bfsParent gptkb:Doctor_Dolittle:_The_Return
gptkb:Tabaluga
gptkbp:available_sizes Different species vary in size
gptkbp:behavior Social
aggressive when threatened
Group hunting
Social interactions research
gptkbp:body_style Laterally compressed
gptkbp:breeding_season spring to summer
Spring to summer
gptkbp:color gray to brown
Gray to brown
gptkbp:common_name gptkb:fish
gptkbp:conservation_efforts Marine protected areas
Illegal fishing
gptkbp:conservation_status Vulnerable
Near Threatened
gptkbp:cultural_significance featured in media
Symbol of ocean health
gptkbp:diet gptkb:product
gptkbp:distribution Tropical and subtropical waters
gptkbp:ecological_role top predator
Top predator
gptkbp:education Awareness of marine conservation
gptkbp:environmental_impact Changing habitats
gptkbp:family gptkb:Sphyrnidae
gptkbp:features hammer-shaped head
gptkbp:fins Dorsal fin
dorsal fin
gptkbp:first_described_by gptkb:1800s
gptkbp:fishing_regulations trawling
Population decline
Longlining
Protected in some areas
longlining
gillnetting
Bycatch issues
gptkbp:fossil_record Ancient relatives
gptkbp:genetic_diversity Population genetics research
gptkbp:genus gptkb:Sphyrna
gptkbp:habitat 4 to 5 years
coastal waters
Coastal waters
Up to 200 meters
gptkbp:has_friend 40 to 60 cm
40-50 cm
gptkbp:has_skin Rough
https://www.w3.org/2000/01/rdf-schema#label The Hammerhead Shark
gptkbp:hunting_technique Cooperative hunting
gptkbp:interacts_with fishing and tourism
Shark diving tourism
gptkbp:is_found_in tropical and subtropical waters
gptkbp:length 3.5 meters
6 meters
gptkbp:lifespan 20-30 years
10 to 20 years
gptkbp:migration Seasonal
seasonal migration
gptkbp:mouth triangular and serrated
Triangular and serrated
gptkbp:notable_appearance gptkb:documentaries
conservation efforts
scuba diving spots
wildlife tours
marine parks
aquariums
research expeditions
snorkeling locations
oceanic expeditions
gptkbp:notable_feature Hammer-shaped head
gptkbp:notable_species gptkb:Great_Hammerhead
gptkb:Scalloped_Hammerhead
gptkb:Smooth_Hammerhead
gptkbp:predators gptkb:Orcas
larger sharks
gptkbp:public_perception Misunderstood species
gptkbp:related_species gptkb:Great_Hammerhead
gptkbp:reproduction Ovoviviparous
ovoviviparous
gptkbp:research genetic studies
tracking
tagging
Tagging and tracking
gptkbp:research_interest behavioral studies
Behavior and ecology
gptkbp:scientific_name gptkb:Sphyrna_spp.
gptkbp:senses electroreception
Electroreception
gptkbp:social_structure Schools
schooling behavior
gptkbp:species gptkb:Sphyrna_lewini
9 species
gptkbp:speed Up to 25 km/h
up to 25 km/h
gptkbp:symbiotic_relationships with cleaner fish
gptkbp:threats Overfishing
habitat loss
overfishing
bycatch
gptkbp:tourist_attraction Attraction for divers
gptkbp:traded_on Popular in aquariums
gptkbp:vision excellent eyesight
Good eyesight
gptkbp:weight 230 kg
gptkbp:wildlife Coastal development
gptkbp:young Pups
pups