Institute for Biodiversity Science and Sustainability

CAS Ichthyology Collection Database


CAS-ICH 245412 Gasterosteus aculeatus   [Catalog of Fishes]       ID by/date  Bell, Michael A. / 22 Jun 1999 Gasterosteidae
Counts (Alc/Skel/CS) 60/0/0 Prep Type - Preservative alc-50% isopropanol Other/Previous Number Size      
Collector; Vessel Bell, Michael A.  Field Number MAB99-6 Date Collected 19-22 June 1999 : 2020
Continent/Ocean North America Country United States State Alaska County Matanuska-Susitna Borough
Water Body Whale Lake Drainage Fish Creek Island Group Island
Depth Width Salinity 0 Gear 11 1/4" mesh Gee minnow traps
Locality Whale Lake
Latitude-Longitude   Bottom Type sphagnum muck
Acc. Number 2018-X:19 Specimen Remarks m, f, juveniles. Fixed in 10% buffered (dolomite) formalin ~1 month.
Collecting Event Remarks Water temp. = 22 C. Only captured about 75 G. aculeatus; nothing else but leeches, dragonfly naiads and dytiscids. One gravid female and 4 males in good condition collected. A number of other males were in very bad condition. No fry seen. All 11 traps put back into lake at 2145 on 20 June. Traps pulled on 22 June at 2020 hr. About 60 G. aculeatus present and 30 of the smaller, healthier-looking ones collected live; remainder preserved.