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Table 37. Summary of other tautog diet studies for the coastal
Middle Atlantic Bight. (Major prey taxa ranked in relative order of importance
by: mean percent frequency of occurrence (FO), mean percent contribution
to total stomach content volume (TV),mean percent contribution to total
stomach content dry weight (TDW), and mean percent contribution to total
number of individual items in the stomach (TN), as available from each
source.) |
|
Source |
Study Area |
Year(s)
(month(s), season(s),
and/or frequency) |
No. Examined
(size [TL cm]) or
age range, mean size) |
Primary Prey in Order of Importance
by FO, IRI, TDW, TN, TV, and/or TW |
| Steimle and Ogren |
New York Bight |
1966-67 (Jul-Aug) |
57 (23-29) |
TV -- Atlantic rock crab, sand dollar (Echinarachnius |
| Olla et al. (1974) |
Great South Bay, NY |
1971-72 (unreported) |
25 (20-46, mean = 33) |
TV -- "Mussels" and crustaceans (decapods and
cirripeds). |
| Festa (1979) |
Little Egg Harbor, NJ |
1972-77 (summer/fall) |
18 (6-16) |
TV -- Isopods (Idotea sp.) and mud
(xanthid) crabs.
FO -- Amphipods, isopods, and nematodes. |
| 7 (20-32) |
TV -- Mud crabs and Ovalipes ocellatus.
FO -- Mud crabs. |
| Allen et al. (1978) |
Hereford Inlet, NJ |
1973-77 (biweekly/monthly) |
28 (4-44) |
FO -- bivalve mollusks, amphipods, detritus,
and polychaetes. |
| Grover (1982) |
New York - southern Long Island |
1978 (Aug-Nov) |
36 (3-7) |
TN -- Copepods and amphipods. |
| Sogard (1992) |
Great Egg Harbor, NJ |
1988-89 (summer) |
63 (3-8) |
FO -- Copepods, amphipods, other crustaceans,
and ostracods. |
| Dorf (1994) |
Narragansett Bay, RI |
1990-92 (various ) |
82 (2.5-7)
(7-10) |
TDW -- Amphipods, copepods, and shrimp (Crangon and Palaemonetes sp.).
FO -- Copepods, amphipods, and flatworm.
TDW -- Shrimp and crabs.
FO -- Shrimp, flatworms, crabs, and detritus. |
| Lankford et al. (1995) |
Delaware Bay |
Unknown |
Unknown (age 2+) |
FO -- blue mussel. |
| Steimle et al. (in review) |
Delaware Bay |
1989-94 (May/Jun and Aug/Sep) |
371 (11.0-58.0, mean = 32.0) |
TV -- blue mussel, unidentified mollusks, Metridium
senile, Atlantic rock crab, Ensis directus, Pagurus sp.
FO -- blue mussel, unidentified crustaceans, unidentified
mollusks, and M. senile. |
| Steimle and Figley (unpubl. data) |
Central New Jersey artificial reef |
1997 (May-Aug) |
68 (30.6-68.0; mean = 37.9) |
FO -- Hydroids, blue mussel spat, Atlantic
rock crab, crab remains, caprellid amphipods, P. longicarpus, Euspira sp., P. pollicaris, and gammarid amphipods. |
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