Research any topic before you write.

Find related topics. | Discover entities. | See connections. | Build a topical map.

Fish

A fish is an aquatic, anamniotic, gill-bearing vertebrate animal with a tough cranium to protect the brain, but lacking limbs with digits. Fish can be grouped into the more basal jawless fish and the more common jawed fish, the latter including all living cartilaginous and bony fish, as well as the extinct placoderms and acanthodians. In a break from the…

Art, Evolution & Ecology

Use the mouse wheel or two fingers (on touchscreens) to zoom in and out of the map.

Research this topic

Explore the main themes, entities and connections around Fish. Start with the topic map, then use the sections below for research and deeper semantic analysis.

Explore this topic

Start with a few of the strongest sections from the source topic. These are research directions, not a list of keywords you must use.

Topics to explore

Browse the full topic structure. Each item opens a new analysis centered on that subject.

Overview

Etymology

Evolution

Ecology

Anatomy and physiology

Behavior

Conservation

Importance to humans

Advanced semantic analysis

Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.

Map overview Semantic statistics

Fish

Nodes436
Edges435
Triples315
Avg. degree2
Density0.004587
Components1

How this topic connects Entity context

See the strongest relationship patterns around the current topic before diving into the raw triples.

Fish

Top relations

related to Culture · 32
Fish → Among, Ancient Rome, Atargatis, Babylonian, BC, Book, Cupid, During, Early Christians, Enki, Hawaiʻi, Hindus, Ikatere, In, Jesus, Jonah, Kassite Period, Kāmohoaliʻi, Matsya, Mesopotamia
related to Other threats · 19
Fish → Aswan Dam, Black Sea, Freshwater, Georges Bank, Harmful, Indo-Pacific, Industrial, Introduction, It, Kariba Dam, Lessepsian, Mediterranean Sea, North Atlantic, River, River Nile, Spain's, Suez Canal, The, Zambezi
related to Taxonomy · 17
Fish → About, Agnatha, As, Balitoridae, Characidae, Chondrichthyes, Cichlidae, Cyprinidae, Fishes, Gobiidae, Labridae, Loricariidae, Osteichthyes, Pisces, Scorpaenidae, Serranidae, Traditional
related to External links · 16
Fish → ANGFA, Aquaculture Department, Australia, Comprehensive, Conservation, Data, Fisheries, Illinois Aquaculture Center, Illustrated, March, New GuineaFishBase, North American, The Native Fish Conservancy, United Nation, US, Wayback Machine
related to Defenses against disease · 12
Fish → All, Diversity, If, Immune, Joining, Non-specific, Specific, The, They, This, Variable, VLR
related to Economic · 12
Fish → Alaska, As, Atlantic, BCE, China, Fishing, Historically, However, In, Mt, Of, Throughout
related to Habitats · 12
Fish → Abyssobrotula, Amazon, Congo, Coral, Earth, Indo-Pacific, Mekong, More, Neotropical, Puerto Rico Trench, The, They
related to Communication · 11
Fish → Clicks, French, Growls, Hippocampus, Hz, Hz-800 Hz, In Haemulon, Some, The, These, This
related to Etymology · 11
Fish → Celtic, Fishes, German Fisch, Germanic, Italic, Latin, Old Irish, Proto-Germanic, Proto-Indo-European, The, Though
related to Overfishing · 10
Fish → Agriculture Organization, Atlantic, California, Fisheries, In, On, Overfishing, Pacific, Such, The Food

Important terminology Word statistics

Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.

Important terminology

species fishes body water gills bony tetrapods large vertebrates many system sharks freshwater muscles group including food predators sounds often

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Fishis aaquatic0.90text
conodonts appear.Jawed vertebrates appear in the Silurianinstance ofother jawless forms0.80text
with giant armoured placoderms such as Dunkleosteusinstance ofother jawless forms0.80text
tunainstance ofPaedocypris progeneticaSwimming performance varies from fish0.80text
salmoninstance ofPaedocypris progeneticaSwimming performance varies from fish0.80text
and jacks that can cover 10instance ofPaedocypris progeneticaSwimming performance varies from fish0.80text
dolphinsinstance ofmammals0.80text
seals feed on fishinstance ofmammals0.80text
alongside birds such as gannetsinstance ofmammals0.80text
cormorants.A parrotfish feeding on algae on a coral reefA cleaner fish removing parasites from its clientinstance ofmammals0.80text
a pufferfishA barracuda preying on a smaller fishSea lioninstance ofmammals0.80text
a predatory mammalinstance ofmammals0.80text

Related concept clusters Concept neighborhoods

These clusters group vocabulary that occurs around closely connected concepts in the source material.

    Connections between topic areas Semantic bridges

    Bridges can reveal useful research angles that are easy to miss in a flat list of related terms.

    Min side: 3
    For writers, content strategists, SEOs, marketers and creators — from quick topic research to advanced semantic analysis.