GIZZARD SHAD Dorosoma cepedianum
2". Buffalo Bayou @ Hwy 6, Harris County
4".
2".
The gizzard shad is abundant in rivers, bayous and some
impoundments in the Houston area. Their biomass most likely
exceeds that of any other fish, with striped mullet coming in
second place. Castnetting can frequently be a very productive
technique for collecting them. Shad are a schooling fish and
when the cast net lands in the right place, large numbers can be
caught with a single throw. I've had numerous throws that
netted 30-50 individuals. The gizzard shad prefers turbid
water, so schools are not readily observed. Shad are the most
difficult local fish to establish in an aquarium. They are very
fragile and are filter feeders that don't do well in nutrient
poor, clear, aquarium water. I released several individuals in
my backyard pond and they managed to survive approximately two
weeks. Those transferred to an aquarium are invariably dead within
twenty four hours.
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© Dan Johnson 2006