Common name for Ichthyophthirius multifiliis, a protozoan which infects freshwater fish. Commonly referred to as white spot due to the characteristic white nodules formed under the skin or gill tissue during the feeding stage of its life cycle.
Glossary: ich
Glossary: ichthyocide
A chemical or organic substance which kills fishes.
Glossary: ichthyofauna
The fish life inhabiting a particular habitat, country, or region.
Glossary: ichthyolite
A fossil or fossilized part of a fish.
Glossary: ichthyology
Branch of zoology concerned with the study of fishes.
Glossary: ichthyophagous
Eating or otherwise subsisting on fishes.
Glossary: ichthyotoxin
Any toxic substance derived from fishes.
Glossary: ICZN
Abbreviation for The International Commission on Zoological Nomenclature, the organisation responsible for producing and regulating the International Code of Zoological Nomenclature.
Glossary: ICZN Code
The International Code of Zoological Nomenclature, the current edition of which is located here.
Glossary: identification key
Printed or computer-aided table or other device assisting identification of species. Normally presented in the form of a single-access key.
Glossary: igapó
Type of seasonally-inundated floodplain forest in the Amazon region. The term is normally used for those forests flooded by blackwater rivers.
Glossary: igarapé
Minor tributary stream or small river in the Amazon region, the name deriving from the native nheengatu language. It literally translates as ‘canoe path’ since most igarapés are navigable by canoe or small boat and they are traditionally important as a means of transport and communication.
Glossary: impoundment
A body of water, such as a reservoir, formed by artificially-aided accumulation and storage.
Glossary: in-situ
In its original place or position.
Glossary: in-situ conservation
Process of protecting and maintaining an organism within its natural habitat.
Glossary: inbreeding
Breeding between related individuals within an isolated or otherwise closed group of organisms. Can lead to inbreeding depression but also practised intentionally by ornamental fish breeders in order to maintain or develop particular traits.
Glossary: inbreeding depression
Reduced fitness in a given population or group of organisms as a result of inbreeding.
Glossary: incertae sedis
In zoological nomenclature, of uncertain taxonomic position.
Glossary: incipient
Beginning to appear or develop, e.g., emergence of anatomical structures during a larval stage.
Glossary: incisiform
Having the form of or resembling a mammalian incisor tooth; chisel-shaped. Used in reference to the shape of teeth found in some fishes, e.g., certain members of the family Serrasalmidae.
Laetacara curviceps – Dwarf Flag Cichlid (Acara curviceps, Aequidens curviceps)
The Laetacara curviceps will nibble on soft leaves of live plants as I have observed.
21st Jan 2019
Tetraodon miurus (Congo Puffer)
I own one of these guys and they are truly awesome. His name is Quagmire (given the squared-out jaw.) If you’re not keen on the idea of the fish bei...
5th Nov 2018
Poecilia reticulata – Guppy (Lebistes poecilioides, Girardinus guppii )
You recommend keeping this species with Rasboras, Tetras and Corydoras? Guppies do best in very high pH, while Tetras, Corydoras and Rasboras do best ...
1st Nov 2018
Aphyosemion striatum – Red-striped Killifish (Haplochilus striatus, Epiplatys striatus)
The default photo isn't indicative of how most populations of A. striatum look like in reality. That is a very washed out looking male in my opinion. ...
13th Oct 2018
Nothobranchius rachovii (Bluefin Nothobranch)
The image shown for "Captive-bred, adult male individual of the 'Beira 98' collection." is incorrect. That isn't a 'Beira 98' male. The picture is s...
13th Oct 2018