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Spot Shrimp
Pandalus platyceros
Alaska Fisheries Science Center, Resource Assessment and Conservation Engineering
To link to their webpage click here.
In-depth Information Regarding this Species
Alternate Common Names
N/A
U.S. Range in the Pacific Ocean
Alaska to San Diego (O'Clair and O'Clair 1998)
Habitat
Rocky (O'Clair and O'Clair 1998)
Substrate
N/A
Depth range (meters)
Intertidal to 487 (O'Clair and O'Clair 1998)
Behavior
In deep water during the day and move to shallow water at night to feed (O'Clair and O'Clair 1998)
General Temperature Range (°C)
N/A
General Salinity Range (ppt)
N/A
Maximum Overall Recorded Size (cm)
Largest shrimp on west coast of North America (O'Clair and O'Clair 1998)
Maximum Recorded Size for Males (cm)
N/A
Maximum Recorded Size for Females (cm)
N/A
Average Maximum Overall Length (cm)
N/A
Average Maximum Overall Length for Males (cm)
N/A
Average Maximum Overall Length for Females (cm)
25.4
Females are larger than males (O'Clair and O'Clair 1998)
Average Maximum weight (kg)
N/A
Average Maximum weight for Males (cm)
N/A
Average Maximum weight for Females (cm)
N/A
Length When Harvested (cm)
N/A
Weight When Harvested (kg)
N/A
Overall Length to Age Ratio (cm/age in years)
N/A
Male Length to Age Ratio (cm/age in years)
N/A
Female Length to Age Ratio (cm/age in years)
N/A
Overall Maximum Age (years)
N/A
Maximum Age for Males (years)
N/A
Maximum Age for Females (years)
N/A
Age when Harvested (years)
N/A
Overall Growth Rate
N/A
Male Growth Rate
N/A
Female Growth Rate
N/A
Overall Age at Maturity (years)
N/A
Male Age at Maturity (years)
1.5–begin as male (O'Clair and O'Clair 1998)
Female Age at Maturity (years)
Become female at age 3–5 (O'Clair and O'Clair 1998)
Overall Length at Maturity (cm)
N/A
Male Length at Maturity (cm)
2.8 (O'Clair and O'Clair 1998)
Female Length at Maturity (cm)
3.3 (O'Clair and O'Clair 1998)
Maturity/Temperature Relationship
N/A
Type of Reproduction
Protandrous (O'Clair and O'Clair 1998)
Fecundity
2,028–3,900 per clutch (O'Clair and O'Clair 1998)
Spawning Habitat
N/A
Spawning Behavior
May mate only one time in life (O'Clair and O'Clair 1998)
Time of Year of Spawning
N/A
Number of Spawns per season
N/A
Spawning/Temperature Relationship (°C)
N/A
Spawning/Salinity Relationship
N/A
Description of Eggs
N/A
Habitat where Eggs are found
Female carries eggs for up to 5.5 months
Eggs hatch at depth of 70–90 m (O'Clair and O'Clair 1998)
Days to Hatch
N/A
Time of Year when Eggs Hatch
N/A
Temperature for Egg Survival (°C)
N/A
Salinity for Egg Survival (ppt)
N/A
Predators on Eggs
N/A
Habitat where Larvae are found
N/A
Days in Larval Stage
60 (O'Clair and O'Clair 1998)
Temperature for Larval Survival (°C)
N/A
Salinity for Larval Survival (ppt)
N/A
Larval Food Preference
N/A
Habitat where Juveniles are found
N/A
Length when Juvenile Settles out (cm)
N/A
Temperature for Juvenile Survival (°C)
N/A
Salinity for Juvenile Survival (ppt)
N/A
Where and When Juvenile Feeds
N/A
Juvenile Food Preference
N/A
Habitat where Adults are found (depth in meters)
N/A
Temperature for Adult Survival (°C)
N/A
Salinity for Adult Survival (ppt)
N/A
Adult Feeding Type
Nocturnal feeder (O'Clair and O'Clair 1998)
Adult Food Preference
N/A
Food Eaten in Laboratory Setting
N/A
Amount of Food Eaten in Laboratory Setting
N/A
Additional Laboratory Findings
N/A
Environmental Considerations
N/A
Commercial Fishery
Important commercial and sport species (O'Clair and O'Clair 1998)
Market
N/A
Sold Fresh or Frozen
N/A
Style Species is Sold
N/A
Additional Use of the Species
N/A
Shelf-life in Fresh State (days at 40°F)
N/A
Shelf-life in Frozen State (months at 0°F)
N/A
Shelf-life Canned (months)
N/A
Weight sold in Oregon (kg)
N/A
Ornamental Market
N/A
Parasites or Disease
N/A
Additional Remarks
N/A
Location where Species has been Researched/Farmed
N/A
Appropriate Aquaculture Systems
N/A
Recent Wild Harvest Data for Oregon
Data from the Oregon Department of Fish and Wildlife
(Pounds)
( U.S. Dollars)