General Information
sighting, capture
Surface-pelagic Drift Community (Northeast Florida)
41
Ceriani, Simona A; Hardy, Robert F; Hirama, Tomo; Witherington, Blair E
Hardy, Robert F - Phone Number: (727) 896-8626, Email: robert.hardy@myfwc.com
Florida Fish & Wildlife Conservation Commission - Fish & Wildlife Research Institute
state agency
Active
9/2005
n/a
Equipment and Methods
boat survey, dip net
Sampling and Effort
Visual | Capture | |
---|---|---|
Sampling regime: | opportunistically | opportunistically |
Measure of effort: | obs/distance | cap/distance |
pelagic
pelagic
marine
108.9
737.3
460.1
Captures and Sightings Information
Species | No. of Captures |
No. of Sightings |
Min Size* (cm) |
Max Size* (cm) |
Mean Size* (cm) |
FP Observed |
Life Stages** | Comments |
---|---|---|---|---|---|---|---|---|
Green Turtle (Cm) | 0 | 0 | n/a | n/a | n/a | n/a | n/a | |
Loggerhead (Cc) | 13 | 0 | 4.5 | 7.2 | 5.2 | No | n/r | |
Kemp's Ridley (Lk) | 0 | 0 | n/a | n/a | n/a | n/a | n/a | |
Hawksbill (Ei) | 0 | 0 | n/a | n/a | n/a | n/a | n/a | |
Leatherback (Dc) | 0 | 0 | n/a | n/a | n/a | n/a | n/a |
** For Cm, Cc, Lk, & Ei: O - Oceanic-stage juvenile; N - Neritic-stage juvenile; S - Subadult; A - Adult. For Dc: I - Immature; A - Adult. n/a = not applicable; n/r = not reported.
This report adheres to the following size ranges for life stage classification for these species:
Green turtle | Loggerhead | Kemp's ridley | Hawksbill | |
---|---|---|---|---|
Oceanic-stage juvenile | < 25 cm SCL | < 30 cm SCL | < 25 cm SCL | < 25 cm SCL |
Neritic-stage juvenile | 25-69 cm SCL | 30-69 cm SCL | 25-39 cm SCL | 25-64 cm SCL |
Subadult | 70-84 cm SCL | 70-79 cm SCL | 40-59 cm SCL | 65-74 cm SCL |
Adult | ≥ 85 cm SCL | ≥ 80 cm SCL | ≥ 60 cm SCL | ≥ 75 cm SCL |
Leatherback | |
---|---|
Immature | < 135 cm OCL |
Adult | ≥ 135 cm OCL |
Other Information Collected
diet |
Project Summary
The northeast epipelagic drift community study focuses on the Florida Current off St. John’s County. All captures thus far have been of small oceanic-stage juvenile loggerheads. See the narrative under Epipelagic Drift Community – Northwest for more information on the broader study and literature produced.
Documents
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