Collection trips to Devil's Hole, v4441
Page 179
Image from the Biodiversity Heritage Library. Contributed by Museum of Vertebrate Zoology, University of California, Berkeley. | www.biodiversitylibrary.org
Transcription
C55 12-16 arrived - on extreme west side + progressed across water. ~4' section of direct sunlight. 1440hrs - Section in middle of shelf w/1-2' shadows on west + eastern sides ~100 fish no shelf. Feeding - in formerly referred to "grey" areas but the areas appear light-tan now w/very sparse algae. Schooling in feeding areas - few stragglers elsewhere but - just on extreme western side (along cliff) are three groups of 10-25 fish each. Majority of fish are adults but there are also juveniles - no young seen (although two small juveniles seen) Bronze coloration noted on some. 1450hrs - sun completely off water's surface. Sun on shelf only ~30-35 min. Measurement of cage fish : ♀ - 19 ♂ 16, 19, 19,20 ✓ Three pictures taken of these five fish in an attempt to show their color. ♀ - dark ♂ - light. No breeding or chasing observed. Males very light - One is "albino-looking" Another is "" but w/dark fringes on his fins. Other two are also very light.