1. Aids to identification 2. Test and identification ... · Test and identification (concurrent) -...
Transcript of 1. Aids to identification 2. Test and identification ... · Test and identification (concurrent) -...
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1. Aids to identification
2. Test and identification (concurrent)
- Display picture
- Record what you think it is
- Instant answer!
3. Discuss key characteristics
Make notes!
PISCO Fish ID Training
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Aids to identification
1. Books
2. PPT and Cheat sheet
3. YOY identification flow diagram
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Aids to identification
1. Humann, Paul. 1996. Coastal Fish Identifications: California
to Alaska. First Edition. New World Publications,
Jacksonville, FL.
2. Eschmeyer, W.N., E.S. Herald and H. Hammann. 1983. A Field
Guide to Pacific Coast Fishes of North America. First Edition.
Houghton Mifflin, Boston, MA (Peterson Guide)
3. Gotshall, D. 1989. Pacific Coast Inshore Fishes. Third
Edition. Sea Challengers, Monterey, California.
4. Miller, D. J. and R. N. Lea. 1972. Guide to the Coastal Marine
Fishes of California. California Fish Bulletin Number 157.
University of California.
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Common name Code Freq Seen? Notes
blue rockfish Sebastes mystinus SMYS 3
kelp rockfish Sebastes atrovirens SATR 3
kelp surfperch Brachyistius frenatus BFRE 3
striped surfperch Embiotoca lateralis ELAT 3
senorita Oxyjulis californica OCAL 3
rockfish, OYT YOY Sebastes sp OYT 3
black rockfish Sebastes melanops SMEL 3
painted greenling Oxylebius pictus OPIC 3
pile surfperch Damalichthys vacca DVAC 3
black surfperch Embiotoca jacksoni EJAC 3
kelp greenling Hexagrammos decagrammus HDEC 3
olive rockfish Sebastes serranoides SSER 3
rockfish, KGB YOY Sebastes sp KGB 3
black & yellow rockfish Sebastes chrysomelas SCHR 3
blackeye goby Coryphopterus nicholsii CNIC 3
gopher rockfish Sebastes carnatus SCAR 2
bocaccio Sebastes paucispinis SPAU 2
rainbow surfperch Hypsurus caryi HCAR 2
gopher/B&Y Sebastes sp GBY 2
white surfperch Phanerodon furcatus PFUR 2
tubesnout Aulorhynchus flavidus AFLA 2
cabezon Scorpaenichthys marmoratus SMAR 2
rubberlip surfperch Rhacochilus toxotes RTOX 2
yellowtail rockfish Sebastes flavidus SFLA 2
lingcod Ophiodon elongatus OELO 2
kelp goby Lethops connectens LCON 2
sculpin, unidentified sp. COTT 2
canary rockfish Sebastes pinniger SPIN 1
bronzespotted rockfish Sebastes gilli SGIL 1
vermilion rockfish Sebastes miniatus SMIN 1
california sheephead Semicossyphus pulcher SPUL 1
pink surfperch Zalembius rosaceus ZROS 1
blacksmith Chromis punctipinnis CPUN 1
olive, yellowtail, black rockfish YOY OYB 1
kelp bass Paralabrax clathratus PCLA 1
copper rockfish Sebastes caurinus SCAU 1
pipefish, unidentified Syngnathus sp. SYNG 1
kelp clingfish Rimicola muscarum RMUS 1
kelpfish, unidentified sp. Gibbonsia species CLIN 1
grass rockfish Sebastes rastrelliger SRAS 1
coralline sculpin Artedius corallinus ACOR 1
rockfish YOY, unidentified RYOY 1
smelt, unidentified sp. ATHE 1
monkeyface-eel Cebidichthys violaceus CVIO 1
opaleye Girella nigricans GNIG 1
gunnel, unidentified sp. GUNN 1
Cheat sheet
Dusky pelvics, cf HCAR
Light lateral, large maxillary
Long soft dorsal cf RTOX
Black line base dorsal
Blue-red pelvics
Flesh colored blotches
Shorter soft dorsal, lips, bronzeYellow gill cover, speckles
Yellow YOYWhite lateral line
Brown spots on pink
White lateral, 1/3 posterior
Dark olive mottling, boofy head
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Identification Review
1) Images of juveniles and adult life
stages
2) Distinguishing dimorphic sexes
3) Identifying key distinguishing
features
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Blue Rockfish
Sebastes mystinus
SMYS
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Blacksmith
Chromis punctipinnis
CPUN
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Black Rockfish
Sebastes melanops
SMEL
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Black rockfish, Sebastes melanops
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OYT olive-yellowtail Complex
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OYT olive-yellowtail Complex
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OYT olive-yellowtail Complex
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Olive Rockfish
Sebastes serranoides
SSER
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Yellowtail Rockfish
Sebastes flavidus
SFLA
silvery ventral
reddish-brown speckling
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Kelp Bass
Paralabrax clathratus, PCLA
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Kelp Rockfish
Sebastes atrovirens
SATR
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Grass Rockfish
Sebastes rastrelliger, SRAS
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Grass Rockfish (juveniles)
Sebastes rastrelliger,
SRAS
Red eye
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Black and Yellow Rockfish
Sebastes chrysomelas
SCHR
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Black and Yellow Rockfish, Sebastes chrysomelas
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Gopher Rockfish
Sebastes carnatus, SCAR
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Gopher Rockfish
Sebastes carnatus, SCAR
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Figurski
Copper Rockfish
Sebastes caurinus, SCAU
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Figurski
KGB (C)
Kelp-Gopher-Black and Yellow (Copper) Complex
Kelp KGB
Johnson
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Kelp rockfish YOYs
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Gopher rockfish YOYs
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Copper rockfish YOYs
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Black & Yellow YOYs
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KGB(C) YOYs
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Quillback Rockfish
Sebastes maliger, SMAL
Rear half can be gray
to black with front of
body light brown and
yellow
Dorsal fin membrane
deeply incised
Top of
head flat
Only for north-central CA surveys
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China Rockfish
Sebastes nebulosus, SNEB
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China Rockfish
Sebastes nebulosus, SNEB
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Bocaccio
Sebastes paucispinis, SPAU
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Bocaccio, Sebastes paucispinis, SPAU
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Canary Rockfish
Sebastes pinniger, SPIN
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Canary Rockfish
Sebastes pinniger, SPIN
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Vermilion Rockfish
Sebastes miniatus, SMIN
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Vermilion Rockfish
Sebastes miniatus, SMIN
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Black-eyed Goby
Rhinogobiops nicholsii
CNIC
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Compare and contrast
Bay Goby, Lepidogobius lepidus
Rhinogobiops nicholsii
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Senorita
Oxyjulis californica
OCAL
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Ammann
Cabezon
Scorpaenichthys marmoratus, SMAR
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Buffalo Sculpin
Enophrys bison, EBIS
north-central
CA
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Red Irish Lord
Hemilepidotus hemilepidotus, HHEM
north-central CA
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Sheephead
Semicossyphus pulcher, SPUL
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Painted Greenling
Oxylebius pictus, OPIC
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Kelp Greenling
Hexagrammos decagrammus, HDEC
female
male
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Kelp Greenling
Hexagrammos decagrammus, HDEC
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Kelp Greenling (juveniles)
Hexagrammos decagrammus, HDEC
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Rock Greenling
Hexagrammos superciliosus, HSUP
More common in north-central CA
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Lingcod
Ophiodon elongatus, OELO
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Striped Surfperch
Embiotoca lateralis, ELAT
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Striped Surfperch
Embiotoca lateralis, ELAT
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Black Surfperch
Embiotoca jacksoni, EJAC
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Black Surfperch (juveniles)
Embiotoca jacksoni, EJAC
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Rainbow Surfperch
Hypsurus caryi, HCAR
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Pile Surfperch
Rhacochilus vacca, RVAC
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Rubberlip Surfperch
Rhacochilus toxotes, RTOX
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Kelp Surfperch
Brachyistius frenatus, BFRE
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White Surfperch
Phanerodon furcatus, PFUR
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Shiner Surfperch
Cymatogaster aggregata, CAGG
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Tubesnout
Aulorhynchus flavidus, AFLA
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Opaleye
Girella nigricans, GNIG
© Janna Nichols
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Halfmoon
Medialuna californiensis, MCAL
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YOY identification flow chart
?
stubby bubby elongate
dorsal spot not dorsal spot not
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deep-bodied juvenile rockfish
Figurski
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deep bodied with dorsal spot
canary rockfish
Sebastes pinniger
SPIN
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deep-bodied with no dorsal spot
maroon
bars
black edge
fins
on bottom near sandvermilion rockfish
Sebastes miniatus
SMIN
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deep-bodied with no dorsal spot
kelp rockfish
Sebastes atrovirens
SATR
gopher or black and
yellow rockfish
GB
copper rockfish
Sebastes caurinus
SCAU
brown – white barringKGB(C)
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elongate-bodied juvenile rockfish
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elongate-bodied with dorsal spot
blue with maroon speckles brown color
blue rockfish
Sebastes mystinus
SMYS
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elongate-bodied with dorsal spot
brown“uniform” brown
closely associated with giant kelp
counter shaded with white saddles
less associated with giant kelp
olive-yellowtail complex
OYT
black rockfish
Sebastes melanops
SMEL
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OYTs on either side of a black YOY
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elongate-bodied with no dorsal spot
brown saddles on
light shiny background
SMURF size
older: 9-10 cm
bocaccio
Sebastes paucispinis
SPAU
really long maxilla
light tan background
with dark brown mottling
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Clear lateral line on bottom
Canary (SPIN)
Deep body Elongate body
Dorsal spot No spot Dorsal spot No spot
Solid red, black anal fin
Vermilion (SMIN)
Brown bars on light body
(KGB complex)
Clearing on lateral line
Copper (SCAU)
‘Y’ on 4th bar
Kelp (SATR)
Long maxilla
Bocaccio (SPAU)
Unidentified YOY
Maroon mottling
Blue (SMYS)
No white dorsal spots, clear
tail, uniform color
Black (SMEL)
White dorsal spots, yellow fins
(including pectoral)
Olive-yellowtail complex (OYT)
Juvenile rockfish identification guide
No ‘Y’, no clearing, but big
enough to have these markings
Gopher-Black/yellow (GBY)
The “Locals”
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Juvenile rockfish identification guide
Deep body
Dorsal spot
Elongate body
No spot Dorsal spot No spot
Solid red, black anal fin
Vermilion (SMIN)
Brown bars on light body
(KGB complex)
Clearing on lateral line
Copper (SCAU)
‘Y’ on 4th bar
Kelp (SATR)
Long maxilla
Bocaccio (SPAU)
Maroon mottling
Blue (dorsal spot
in early stages) (SMYS)
No white dorsal spots, clear tail,
uniform color
Black (SMEL)
White dorsal spots, yellow fins
(including pectoral)
Olive-yellowtail complex (OYT)
No ‘Y’, no clearing, but big enough
to have these markings
Gopher-Black/yellow (GBY)
Clear lateral line on bottom
Canary (SPIN)
The “Locals”
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Halfbanded rockfish - S. semicinctus
- no dorsal spot
- dark diamond
Stripetail rockfish - S. saxicola
- no dorsal spot
- inverted triangle
Juvenile rockfish ID guide for central CA kelp forests
The “Out-of-Towners”
aggregate in water column
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Squarespot rockfish - S. hopkinsi
- no dorsal spot
- inverted triangle
Juvenile rockfish ID guide for central CA kelp forests
aggregate near bottom
The “Out-of-Towners”
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Juvenile rockfish ID guide for central CA kelp forests
calico rockfish - S. dalli
- diagonal posterior
directed bar
- white/dark bars on
dorsal
brown rockfish - S. auriculatus
- no dorsal spot
- red eye
- spot on operculum
associate with bottom
The “Out-of-Towners”
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THE
END
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KGB(C) YOYs