Fish 386
life duration of gorbushca species
always two years
life duration of keta species
3-5 years
life duration of nerka spp.
4-5 years
life duration of kisutch spp.
3-4 years
life duration of tshawytscha spp.
3-5 years
freshwater rearing time for gorbuscha spp.
none
freshwater rearing time for keta spp.
none
freshwater rearing time for nerka spp.
one year in lakes
freshwater rearing time for kisutch spp.
1-2 years in stream
freshwater rearing for tshawytscha spp.
0-2 years in streams
common name for anadramous mykiss spp.
steelhead trout
common name for non-anadramous mykiss spp.
rainbow trout
main characteristics of the family salmonidae
  1. adipose fin
  2. always lateral line present
  3. no spines in fins; fleshy dorsal fin
  4. juveniles have parr marks (except pink)

What makes salmon turn red?
  • indicative of the individual’s fitness
  • turn red to attract a partner for spawning
  • if you can turn very red you have a lot of energy reserves to be able to accomplish this therefore attractive as a mating partner

Juvenile salmonid key:

parr marks are not present

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pink salmon (O. gorbuscha)

Juvenile salmonid key:

;

NO parr marks below later line

;

Chum salmon (O. keta)

Juvenile salmonid key:

;

Parr marks below lateral line YES

Parr marks spaced evenly NO

;

Sockeye salmon (O.nerka)

Juvenile salmonid key:

;

Parr marks below lateral line YES

Parrk markes evenly spaced YES

Parr marks wider than interspaces YES

;

Chinook spp. (O. tschawytscha)

Juvenile Salmonid Key:

;

Parr marks below lateral line YES

Parr marks evenly spaced YES

Parr marks wider than interspaces NO

Coho (O. kisutch)
Characteristics of the genus salmo
  • light body with dark spots
  • i.e. brown trout and atlantic salmon

Characteristics of the genus salvelinus
  • dark body with light spots
  • i.e. lake and brook trout

Riparian reserve zone
established to protect fish habitat, biodiversity and water values
Riparian Management Zone
established to conserve the fish, wildlife values of the riparian management zone and to protect the riparian reserve zone
Riparian management area:
Riparian reserve zone + riparian management zone
What is the average channel width(m), reserve zone width (m) and management zone width (m) associated with a class S1 Fish bearing stream?
  • avg. channel width = 20-100m
  • reserve zone width = 50 m
  • management zone width= 20 m

What is the average channel width, reserve zone width (m) and management zone width (m) associated; with a S2 fish bearing stream?
  • average channel width= 5-20m
  • reserve zone width= 30m
  • management zone width= 20 m

;

What is the average channel width (m), reserve zone width (m) and management zone width (m) associated with a S3 fish bearing stream?

average channel width = 1.5-5m

reserve zone width= 20 m

management zone width= 20m

What is the average channel width (m), reserve zone width (m) and management zone width (m) associated with an S4 fish bearing stream?

Average channel width= less than 1.5 meters

Reserve zone width= 0m

management zone width= 30m

What is the average channel width (m), reserve zone width (m) and management zone width (m) associated with an S5 non fish bearing stream?

average channel width= greater than 3 m

reserve zone width = 0 m

management zone width= 30 m

What is the average channel width (m), reserve zone width and management zone width associated with a S5 non fish bearing stream?

average channel width= less than 3 m

reserve zone width = 0m

management zone width= 20m

Management principles outlined in the Riparian Management Guidlines for streamside areas prone to blowdown?
  • leave as many trees in the management zone as possible
  • consider widening the management zone to a windfirm boundary, or establish a windfirm boundary in the existing management zone by feathering the edges, thinning, topping or limbing

What are Fisheries Sensitive Zones (FMZs) and how are they protected under the Riparian Management Guidelines of the Forest Practices Act?
  • FSZs may be permanent or only seasonally wetted and include but are not limited to active floodplains, small tributaries, side channels, marshes, pools etc.
  • If FSZs occur within the MZ then forestry activities should not occur in the MZ
  • if FSZs occur outside the Riparian Management Area, then a 5m machine exclusion zone must be delineated

what order are sculpins in?
Scorpaeniformes
What order is Cyprinidae in?
Cypriniformes
What order is Catostomidae in?
Cypriniformes
What order is Centrarchidae in?
Perciformes
What is a common example from the family Cyprinidae?
nooksack dace
What is a common example from the family Centrarchidae?
largemouth; bass
what is a common example from the family Acipenseridae?
green sturgeon
What is a common example from the family Gadidae?
burbot
What is an example from the sub-family Thymallinae?
Arctic grayling
What is a common example from the sub-family Coregoninae?
lake whitefish
What sub-family is char in?
Salmoninae
What is a common example from the family Ictaluridae?
brown bullhead
What is a common example from the family Cottidae?
Cultus Lake pygmy sculpin
What is a common example from the family Gasterostidae?
threespine stickleback
What order are pacific salmon in?
Salmoniformes
What order is the family Percidae in?
Perciformes
What family is the subfamily Coregoninae in?
Salmonidae
What family is the sub-family Thymallinae in?
Salmonidae
Is there an air bladder for the order Scorpaenifomes?
NO
How is the air bladded for Perciformes?
closed
what is the air bladder for Cypriniformes?
open
What is the air bladder for Salmoniformes?
open
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