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Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
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Transcription
EL Carleton
1955
Buffo loreus
March 12, 1.3 mi. N, 0.2 mi. W of Civic Center, Richmond
Cortez Costa Co., Calif - the lodgesee in vicinity
of egg site #1 , pond A are hatched out and
free of the jelly which is decomposing and algae
covered . Recovered 5 R ♂ (see marking record)
which had apparently been killed by hide
with BB gun . Recovered at NW end of Pond A
about 30 yards NW of site where marked Feb. 16th.
Another adult ♂ also found dead - but not marked.
A few adult layler also had been killed some
gone . Otherwise , no adult toads collected this
morning 11 A.M. to 12:30 P.M., although two
boys of junior high age reported seeing a couple
in Pond B. Day warm and fair, breeze moderate.
Dry conditions. Pond level down 1/2" from last
date March 7th.
Eggs (most fertile) collected Pond B, 40 yards
from SE end and 15 yards from the fence on
the E side of pond. Early gastrula stage. Stringy
wound among grasses 4-6' from pond edge in
water 8-10" deep, but eggs no more than 4"
below water surface. Both of egg strings 3x4 feet.
lower
Eggs also found in shallow muddy puddle along
footpath NW part of Pond B, pole position 2 1/8 S.
near hatching, swimming stage but some of the
eyes had been dragged over wet mud and
were addled. Eggs had been spread over 10 x 2 1/2'
area with heavy concentration in middle of patch.