BOEHLERT ET AL.: VERTICAL DISTRIBUTION OF ICHTHYOPLANKTON 



Table 2.— Mean abundances (number per 1,000 m^) for coastal larval species from spring (day only) 



samples. 



Depth (m) 



Species 0-5 5-10 10-20 20-30 30-40 40-50 >50 Mean 



Clupeidae 



Clupea harengus — — 1.76 2.36 1.25 0.75 — 0.87 



Osmeridae 



Undetermined spp. — 1.85 5.02 1.22 1.51 1.16 0.23 1.57 



Gadidae 



Gadus macrocephalus 1.14 0.53 5.69 7.59 2.91 — 0.89 2.68 



Microgadus proximus 1.13 2.04 3.87 2.97 0.73 2.95 0.45 2.02 



Cottidae 



Artedius fenestralis — — _____ _ 



Artedius harringtonl — — — — _ 0.75 0.41 0.17 



Artedius meanyi — — — — — — 0.44 0.06 



Clinocottus embryum — — — — — — — — 



Cottus asper — 0.53 _____ o.08 



Radulinus asprellus — — — — — _ 2.60 0.37 



Agonidae 



Odontopyxis trispinosa — — — — — _ 0.23 0.03 



Cyclopteridae spp. 1 _ _ _ o.74 2.29 3.64 0.45 1.02 



Undetermined spp. — — — 0.47 _ _ — 0.07 



Bathymasteridae 



Ronquilus jordani — 0.59 — — — — — 0.08 



Ptilichthyidae 



Ptilichthys goodei — — 0.94 — — — — 0.13 



Bothidae 



Citharichthys stigmaeus _ _ _ _ o.73 — 0.87 0.23 



Pleuronectidae 



Isopsetta isolepis 0.49 1.79 7.78 2.86 — 1.29 0.66 2.12 



Lepidopsetta bilineata — 0.59 0.94 _ _ _ _ o.22 



Parophrys vetulus — 0.59 1.76 — — — 0.45 0.40 



Psettichthys melanostictus 1.48 5.46 5.58 — 0.73 — 0.44 1.96 



Table 3. — Mean abundances (number per 1,000 m^) for coastal larval species from summer day samples. 



Depth (m) 



Species 0-5 5-10 10-20 20-30 30-40 40-50 >50 Mean 



Clupeidae 



Clupea harengus — — _____ _ 



Osmeridae 



Undetermined spp. — — _ _ _ _ 3 59 0.53 



Gadidae 



Gadus macrocephalus — — 1.38 12.01 1.08 1.09 — 2.22 



Microgadus proximus — — 2.01 1.01 — 3.28 3.49 1.40 



Cottidae 



Artedius fenestralis — — 1.00 1.15 — — — 0.31 



Artedius harringtonl — 0.68 4.54 3.30 2.18 2.19 3.39 2.33 



Artedius meanyi — — 3.38 2.02 1.10 — — 0.93 



Clinocottus embryum — — — — — — — — 



Cottus asper — 0.53 _____ 0.O8 



Radulinus asprellus _______ _ 



Agonidae 



Odontopyxis trispinosa — — — 1.01 — — — 0.14 



Cyclopteridae spp. 1 — — — 2.22 2.16 — — 0.63 



Undetermined spp. — — 2.16 4.18 1,08 2.18 6.05 2.24 



Bathymasteridae 



Ronquilus jordani 0.63 0.70 2.01 1.01— — — 0.62 



Ptilichthyidae 



Ptilichthys goodei — — — — — — — — 



Bothidae 



Citharichthys stigmaeus — — 1.00 — — — — 0.14 



Pleuronectidae 



Isopsetta isolepis — — 2.07 1 .01 2.20 — 4.82 1 .44 



Lepidopsetta bilineata — ______ _ 



Parophrys vetulus — — — — — — — _ 



Psettichthys melanostictus 0.98 2.03 22.98 7.48 3.24 3.26 11.18 7.31 



615 



