Everly and Boreman, 1999



Citation


Everly, A.W. and Boreman, J. (1999) Habitat use and requirements of important fish species inhabiting the Hudson river estuary: availibility of information.
NOAA

Associated characteristics


Species Development state Trait Primary Data Secondary Data
Alosa sapidissima Spawning conditions Nycthemeral period of oviposition Mainly at night Night
Micropterus salmoides Spawning conditions Parental care Male guards the nests, even after the eggs have hatched Male parental care
Alosa sapidissima Spawning conditions Spawning substrate Various substrate No category
Alosa sapidissima Spawning conditions Spawning water type Freshwater of moderate current Flowing or turbulent water
Morone americana Spawning conditions Spawning water type Tales place mainly in a variety of protected habitats, such as shallow flats, embayments, and tidal creeks No category
Alosa sapidissima Spawning conditions Spawning depth Shallow No data
Alosa sapidissima Egg Egg adhesiveness Non-adhesive Non-Adhesive
Micropterus salmoides Egg Egg adhesiveness Adhesive Adhesive
Morone americana Egg Egg adhesiveness Adhesive Adhesive
Alosa sapidissima Egg Incubation time 2-17 [But 12-15 at 12°C] 9.5 days
Morone americana Egg Incubation time 1.5-2.0 1.75 days
Morone americana Female Age at sexual maturity 4 in males 4.0 years
Alosa sapidissima Egg Degree-days for incubation 130-150 [12-15 days at 12°C] 140.0 °C * day
Alosa sapidissima Egg Temperature for incubation 12 12.0 °C
Micropterus salmoides Spawning conditions Spawning migration distance Nonmigratory species No data
Alosa sapidissima Egg Egg Buoyancy Demersal, semi-demersal or slightly heavier than fresh water, suspended by water-current [a moderate current (about 1 meter per second or less) will keep eggs floating] Ambiguous
Morone americana Egg Egg Buoyancy Demersal Demersal
Morone saxatilis Egg Egg Buoyancy Semibuoyant Ambiguous
Alosa sapidissima Spawning conditions Spawning migration period Adults move into the Hudson River from Atlantic waters in early spring, usually begin in March and April, and temperature must be 12°C or above before the shad begin their run ['April', 'March', 'May', 'June']
Morone americana Spawning conditions Spawning migration period Nonmigratory No data
Morone americana Spawning conditions Spawning season From April to June, or July, with peak egg deposition in mid-May to early June ['April', 'May', 'July', 'June']
Morone saxatilis Spawning conditions Spawning season Early May to June ['May', 'June']
Alosa sapidissima Larvae Temperature during larval development Rearead at 17°C 17.0 °C
Alosa sapidissima Larvae Full yolk-sac resorption 70-85 [Yolksac larvae absorb their yolk in 4-5 days at 17°C] 77.5 °C * day
Morone saxatilis Larvae Full yolk-sac resorption The yolk sas larval stage runs 3-6 days 4.5 °C * day
Alosa sapidissima Larvae Larvae behaviour Both feeding and yolksac larvae are planktonic [Dispersal therefore occurs by passive transport] Demersal
Morone americana Female Age at sexual maturity 5 in females 5.0 year