3.4 Biological Resources
Table 3.4-1
Summary of Habitats at the Proposed and
Alternative Receiver Sites and in the Nearshore Vicinity
Receiver
Site
Intertidal
Subtidal to -10 ft MLLW
-11 to -20 ft MLLW
-20 to -30 ft MLLW
Proposed Sites
Oceanside
Sand, localized 100% cobble,
Sand
Sand localized scattered
Sand, localized scattered rock;
one high relief rock (about 6
rocks
nearest kelp bed > 8,000 ft
ft wide), rip-rap revetment
southwest, nearest historical
at back beach
kelp 1150 ft southwest
North
Sand, 30 to 100% cobble
Sand and low relief reef,
Sand and low relief reef,
Sand and reef; nearest kelp bed
Carlsbad
bands 14 to 65 ft seaward, 5
small high relief reef, patchy
small high relief reef, patchy
2,250 ft southwest, historical
to 25% cobble bands seaward
surfgrass
surfgrass
kelp offshore
of denser cobble
South
Sand, 30 to 100% cobble
Sand and localized high relief
Sand and localized high relief
Nearest kelp bed 1,600 ft
Carlsbad
bands 19 to 100 ft seaward,
reef, historical surfgrass
reef, historical surfgrass
northwest, historical kelp
North
5 to 25% cobble bands
offshore
seaward of denser cobble,
localized rip-rap revetment
at back beach
South
Sand, 30 to 100% cobble
Sand and low relief reef,
Sand and low relief reef,
Nearest kelp bed >3,000 ft
Carlsbad
bands 25 to 50 ft seaward, 5
patchy surfgrass
localized high relief reef
southwest, historical kelp
South
to 25% cobble bands from
southwest, patchy surfgrass
offshore
25 to 105 ft seaward,
localized low relief reef 230
ft seaward
Batiquitos
Sand, 30 to 100% cobble
Sand and localized low relief
Sand and localized low relief
Sand and reef; nearest kelp bed
bands up to 80 ft seaward, 5
reef, patchy surfgrass
reef, localized high relief
1,500 ft offshore, historical
to 25% cobble bands about
reef, patchy surfgrass
kelp offshore
25 ft seaward of denser
cobble
Leucadia
Sand, localized 50 to 100%
Sand, low relief reef,
Sand, low relief reef,
1997 and historical kelp bed
cobble bands 50 ft seaward, 3
localized high relief reef,
localized high relief reef,
925 ft offshore
to 20% cobble up to 80 ft
patchy surfgrass
patchy surfgrass
seaward, scattered low relief
rock without marine life
Moonlight
Sand, 30 to 100% cobble
Sand, localized low relief
Sand, localized low relief
Localized kelp bed 850 ft
Beach
bands 30 to 80 ft seaward,
reef northwest, with patchy
reef northwest with patchy
offshore and 1,125 ft
localized rip-rap revetment
surfgrass
surfgrass
northwest of site, scattered
at back beach
rock
Cardiff
80 to 100% cobble band 75
Sand directly offshore, low
Sand, low relief reef
Nearest kelp beds 1,075 ft
ft seaward, sand with sparse
relief reef northwest, high
northwest, historical patchy
northwest and 1,550 ft
to moderate cobble low tide
relief reef, historical patchy
surfgrass
southwest, historical kelp
zone, localized rip-rap
surfgrass
offshore
revetment
Solana Beach
Sand, localized 30 to 100%
Sand, low relief reef,
Sand, low relief reef,
Kelp beds 1,000 to 1,500 ft
cobble bands, patchy low
localized surfgrass, high
localized surfgrass, high
offshore
relief reef starting 210 ft
relief reef north
relief reef north, scattered
seaward
rocks
Del Mar
Sand, localized boulders and
Sand at 10 ft isobath,
Sand at 20 ft isobath,
Sand at 30 ft isobath; nearest
sandstone
patchy surfgrass
scattered rocks
kelp bed 3,750 ft northwest,
historical kelp offshore
Regional Beach Sand Project EIR/EA
Page 3.4-15
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