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The Riffle Sculpin Fish
The Riffle
Sculpin
Cottus gulosus is their scientific name
The Riffle Sculpin
is a native fish
Its fins have spines that are like sharp needles
Riffle Sculpins are found in headwater streams with cold water and rocky or gravelly bottoms. They prefer permanent streams and water that doesn't exceed 25 to 26 degrees celsius. They also typically are found in water that is 750 to 0 meters deep.
They tend to favor places with lots of cover like rocks, logs, and overhanging banks.
North America: Pacific Slope drainages from lower Columbia River drainage in Washington to Morro Bay in California (including Sacramento-San Joaquin River drainage except upper Pit River), USA; absent in Rogue and Klamath River drainages in southern Oregon and northern California.
Riffle Sculpins live in fresh water and prefer cooler temperatures
Food
They are bottom feeders that eat things like amphipods, benthic invertebrates, fish, and various stages of caddisflies and mayflies.
The fish has a slime that it secreates as a self defence. The other self deffence is it's sharp pointy fins
Clasification
Kingdom- Animalia
Phylum- Chordata
Subphylum- Vertebrata
Superclass- Osteichthyes
Class- Actinopterygii
Subclass- Neopterygii
Infraclass- Teleostei
Superorder- Acanthopterygii
Order- Scorpaeniformes
Suborder- Cottoidei
Superfamily Cottoidea
Family- Cottidae
Genus- Cottus
Species- Cottus gulosus (Riffle Sculpin)
Some of the characteristics of the Riffle Sculpin are pointy fins, very small, rock or sand colored, and love cold moving water
Fun Facts
The females lay 450 to 1000 or more eggs
The Riffle Sculpin grows to be 100mm which is smaller than an iTouch
What are the answers to these questions
1) How many eggs can a female lay?
2) What is a Riffle Sculpin's self defence mechanism?
3) What kind of water do they live in?
The riffle Sculpins reach sexual
maturity at the age of 2
The relationship between the Riffle Sculpin and humans is that we sometimes fish for them.
Human relationship to the Riffle Sculpin
Sence the Riffle Sculpin lives in the water were Trout live people can accidently catch them
Characteristics
Habitat