California Department of Fish and Wildlife

Draft List of Seabirds Likely to Benefit from the Establishment of Marine Protected Areas in California

Species

Shallow Depth (ft.)

Deepest Depth (ft.)

sm-mod adult home range (sm 0-5 km mod 10-20 km)

Currently mod-large take

Historically mod-large take

Low Pop. Estimate (<40% unfished)

Size structure shifted toward sm indiv

life history trait vulnerable

life stage to benefit (e.g., spawning activity, nursery area)

habitat impacted (by human activity)

Ecologically Important (keystone or habitat forming)

Comments

Seabirds (breeding)

Brandt's Cormorant

surface

50

0

0

0

0

0

1

1

1

0

potential for forage base increase, potential human disturbance reduction

Brown Pelican

surface

10

0

0

0

1

0

1

1

1

0

potential for forage base increase, potential human disturbance reduction, downlisting under consideration

Common Murre

surface

600

0

0

0

0

0

1

1

1

0

potential for forage base increase, potential human disturbance reduction

Double-crested Cormorant

surface

50

0

0

0

0

0

1

1

1

0

potential for forage base increase, potential human disturbance reduction

Least Tern

surface

surface

0

0

0

1

0

1

1

1

0

potential for forage base increase, potential human disturbance reduction

Marbled Murrelet

surface

100

0

0

0

1

0

1

1

1

0

Significant decline in California population (Only found in northern part of central coast),potential for forage base increase, potential human disturbance reduction

Pelagic Cormorant

surface

50

0

0

0

0

0

1

1

1

0

potential for forage base increase, potential human disturbance reduction

Pigeon Guillemot

surface

100

0

0

0

0

0

1

1

1

0

potential for forage base increase, potential human disturbance reduction

Rhinoceros Auklet

surface

300

0

0

0

1

0

1

1

1

0

potential for forage base increase, potential human disturbance reduction

Seabirds (Migrant)

Grebe spp. (Western, Clark's)

surface

30

0

0

0

0

0

1

0

0

0

potential for forage base increase

Loon spp. (Pacific and Red-necked)

surface

50

0

0

0

0

0

1

0

0

0

potential for forage base increase

Northern Fulmar

surface

5

0

0

0

0

0

1

0

0

0

potential for forage base increase

Red-necked Phalarope

surface

surface

0

0

0

0

0

1

0

0

0

potential for forage base increase

Scoter spp. (Surf, White-winged)

surface

10

0

0

0

0

0

1

0

0

0

potential for forage base increase

Shearwater spp. (Sooty, Black-vented)

surface

30

0

0

0

0

0

1

0

0

0

potential for forage base increase