Ichthyology: the study of fishes. Vertebrate taxa.
-
date post
22-Dec-2015 -
Category
Documents
-
view
252 -
download
3
Transcript of Ichthyology: the study of fishes. Vertebrate taxa.
![Page 1: Ichthyology: the study of fishes. Vertebrate taxa.](https://reader033.fdocuments.in/reader033/viewer/2022061515/56649d795503460f94a5cec3/html5/thumbnails/1.jpg)
Ichthyology:the study of fishes
![Page 2: Ichthyology: the study of fishes. Vertebrate taxa.](https://reader033.fdocuments.in/reader033/viewer/2022061515/56649d795503460f94a5cec3/html5/thumbnails/2.jpg)
Aves19%
Reptilia14%
Mammalia9%
Amphibia6%
Osteichthyes50%
Chondrichthyes2%
Vertebrate taxa
![Page 3: Ichthyology: the study of fishes. Vertebrate taxa.](https://reader033.fdocuments.in/reader033/viewer/2022061515/56649d795503460f94a5cec3/html5/thumbnails/3.jpg)
Aves19%
Reptilia14%
Mammalia9%
Amphibia6%
Osteichthyes50%
Chondrichthyes2%
Vertebrate taxa
24,500 species
850 species
8,600 species
6,500 species
4,100
![Page 4: Ichthyology: the study of fishes. Vertebrate taxa.](https://reader033.fdocuments.in/reader033/viewer/2022061515/56649d795503460f94a5cec3/html5/thumbnails/4.jpg)
Aves19%
Reptilia14%
Mammalia9%
Amphibia6%
Osteichthyes50%
Chondrichthyes2%
Vertebrate biases# pages in Larousse
Encyclopedia of Animals
6115%
154%
4812%
13535%
14837%
![Page 5: Ichthyology: the study of fishes. Vertebrate taxa.](https://reader033.fdocuments.in/reader033/viewer/2022061515/56649d795503460f94a5cec3/html5/thumbnails/5.jpg)
0 500 1000 1500 2000 2500 3000
TetraodontiformesPleuronectiformes
Perciformes
ScorpaeniformesSynbranchiformesGasterosteiformes
ZeiformesBeryciformes
Atherniniformes
CyprinodontiformesBatrachoidiformes
OphidiiformesGadiformes
PercopsiformesMyctophiformes
Aulopiformes
StomiiformesSalmoniformesGymnotiformes
SiluriformesCharaciformesCypriniformes
GonorynchiformesClupeiformes
Anguilliformes
ElopiformesOsteoglossiformes
Amiiformes
Lepisosteiformes Acipenseriformes
PolypteriformesCoelacanthiformes
LepistosireniformesCeratodotiformes
Rajiiformes
SqualiformesLamniformes
Hexanchiformes
ChimaeraformesPetromyzoniformes
Myxiniformes Number of species per order
>9,000 species
![Page 6: Ichthyology: the study of fishes. Vertebrate taxa.](https://reader033.fdocuments.in/reader033/viewer/2022061515/56649d795503460f94a5cec3/html5/thumbnails/6.jpg)
Define “fish”…..
![Page 7: Ichthyology: the study of fishes. Vertebrate taxa.](https://reader033.fdocuments.in/reader033/viewer/2022061515/56649d795503460f94a5cec3/html5/thumbnails/7.jpg)
![Page 8: Ichthyology: the study of fishes. Vertebrate taxa.](https://reader033.fdocuments.in/reader033/viewer/2022061515/56649d795503460f94a5cec3/html5/thumbnails/8.jpg)
![Page 9: Ichthyology: the study of fishes. Vertebrate taxa.](https://reader033.fdocuments.in/reader033/viewer/2022061515/56649d795503460f94a5cec3/html5/thumbnails/9.jpg)
![Page 10: Ichthyology: the study of fishes. Vertebrate taxa.](https://reader033.fdocuments.in/reader033/viewer/2022061515/56649d795503460f94a5cec3/html5/thumbnails/10.jpg)
![Page 11: Ichthyology: the study of fishes. Vertebrate taxa.](https://reader033.fdocuments.in/reader033/viewer/2022061515/56649d795503460f94a5cec3/html5/thumbnails/11.jpg)
Fish extremes:
Largest (SW): whale shark (12 m)
Smallest: dwarf goby (Trimmatom nanus) – 8.0 mm carp Paedocypris progenetica – 7.9 mm
![Page 12: Ichthyology: the study of fishes. Vertebrate taxa.](https://reader033.fdocuments.in/reader033/viewer/2022061515/56649d795503460f94a5cec3/html5/thumbnails/12.jpg)
Distribution of water vs. fishes
0 20 40 60 80 100 120
fresh water
salt water
Proportion of water on planet
![Page 13: Ichthyology: the study of fishes. Vertebrate taxa.](https://reader033.fdocuments.in/reader033/viewer/2022061515/56649d795503460f94a5cec3/html5/thumbnails/13.jpg)
Distribution of water vs. fishes
0 20 40 60 80 100 120
fresh water
salt water
Proportion of water on planet
0 0.5 1 1.5 2 2.5
atmosphere
lakes, rivers
groundwater
ice and snow
Proportion of fresh water
![Page 14: Ichthyology: the study of fishes. Vertebrate taxa.](https://reader033.fdocuments.in/reader033/viewer/2022061515/56649d795503460f94a5cec3/html5/thumbnails/14.jpg)
Distribution of water vs. fishes
0 20 40 60 80 100 120
fresh water
salt water
Proportion of water on planet
0 0.5 1 1.5 2 2.5
atmosphere
lakes, rivers
groundwater
ice and snow
Proportion of fresh water
41% of all fishes
58% of all fishes
![Page 15: Ichthyology: the study of fishes. Vertebrate taxa.](https://reader033.fdocuments.in/reader033/viewer/2022061515/56649d795503460f94a5cec3/html5/thumbnails/15.jpg)
![Page 16: Ichthyology: the study of fishes. Vertebrate taxa.](https://reader033.fdocuments.in/reader033/viewer/2022061515/56649d795503460f94a5cec3/html5/thumbnails/16.jpg)
Systems and sensory modalities of fishes
• osmoregulation• buoyancy control• respiration (air and water)• mechanosensory – lateral line• light production• electroreception• electric generation• anatomically varied sound production