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Results for “pH”

Ichthyological terms, not general ones.

Species 113Articles 21Glossary 250

  • autotroph

    An organism capable of synthesising its own food via inorganic light or chemical energy, e.g., green plants, algae.

  • biogeography

    Study of the geographic distribution of plants, animals and ecosystems in both space and geological time.

    Used in 13 profiles

  • cephalic

    Of, relating to or located on, in or near the head.

    Used in 24 profiles

  • cephalopod

    Any marine mollusc of the class Cephalopoda which includes octopus, squid, cuttlefish, and nautilus. Characterised by possession of a large head and eyes, prehensile tentacles, and, in most species, a specialised sac containing a dark, inky fluid used in defensive behaviour.

  • chlorophyta

    Division of mostly freshwater eukaryotic algae, informally referred to as chlorophytes and containing the true green algae and stoneworts under modern systems of classification. Like higher plants members possess chlorophylls a and b and store food as starch.

  • chromatophore

    A pigment-containing or pigment-producing cell that can alter the colour of the skin by expanding or contracting.

    Used in 12 profiles

  • copiotrophic

    Refers to bodies of water containing high levels of nutrients. Opposite of oligotrophic.

  • coprophagy

    Feeding on excrement, a behavioural adaptation seen in numerous fishes.

  • Daphnia

    Any representative of the genus Daphnia; small, planktonic crustaceans commonly referred to as 'water fleas' and often used as food for ornamental fishes. They're members of the order Cladocera and reproduce by parthenogenesis.

    Used in 749 profiles

  • dimorphic

    Exhibiting dimorphism.

    Used in 6 profiles

  • dimorphism

    In biology, the occurrence within a species of two forms which differ distinctly from one another in one or more characters, e.g., colour pattern or morphology.

    Used in 2 profiles

  • durophagous

    Feeding on hard-shelled or exoskeleton-bearing organisms such as molluscs.

  • ephemeral

    Short-lived; transitory; existing only briefly.

    Used in 11 profiles

  • epiphyte

    A plant growing attached to another but not parasitic upon it.

  • erythrophore

    Chromatophore containing carotenoid pigment and thus having red or orange colour.

  • eutrophic

    Having water rich in nutrients, thus promoting the growth of plants, especially algae.

    Used in 1 profile

  • hermaphrodite

    Animal or plant possessing both male and female reproductive organs.

  • heterotroph

    An organism that cannot synthesise its own food and instead obtains nutrients from complex organic substances, usually animal or plant matter.