Guidelines and guidelines linked to tagging sharks.

The directions and recommendations given to this scheduled system really should not be confused with fishery administration rules and demands.

Simple tips to Recognize a Shark

These resources might help you determine the shark types before tagging.

Man or woman?

Recognition of intercourse in sharks by the existence or absence of claspers.

Consider the underside regarding the shark during the fins that are pelvic. In men, a clasper will expand out of the inside side of each pelvic fin, females don’t have claspers.

Just how to Tag a Shark

Gear

Commercial label poles are around for purchase, or you can construct your.

Diagram for constructing label pole.

Securely mount tagging needles in 1″ to 1?” diameter hardwood dowel.

Make sure the tagging needle runs out approximately 2?” through the pole.

Fit the dart mind loosely to the point that is slotted the needle. It ought to be curved so the two rear points will face downwards to the muscle mass if the label is placed.

Destination elastic bands across the capsule in the pole to put on the label in position.

Placing A tag

Tag pole with label showing proper placement near first fin that is dorsal.

Tags should really be placed in to the muscle mass of this straight straight straight back close to the very very first dorsal fin at an angle toward the pinnacle regarding the seafood.

Aim the label during the root of the very very first dorsal fin with the 2 back points dealing with the shark and quickly thrust downward.

Tag Position on Shark

Drawing of shark tag that is showing underneath the very first dorsal fin with all the steel dart beneath the sharks skin while the capsule trailing toward the end.

The dart head should approximately come to rest 1″ to 1?” under the shark’s epidermis using the capsule trailing out of the mind for the shark.

In tagging sharks that are small care needs to be taken fully to avoid problems for the backbone. To regulate the level of penetration, make an incision using the point of the blade and push the dart carefully go to the muscle mass.

Try not to tag sharks lower than 3 foot in total with dart tags.

Tagging Guidelines

To learn more about safe release and handling techniques:

How to proceed if You Catch a Tagged Shark

Once you catch a shark having a label on it, we ask which you record the after information as accurately and entirely as you possibly can:

Tag quantity, kind, and color

Types and sex

Date of capture

Location caught (latitude and longitude preferred)

Length and/or weight and whether it had been approximated or calculated

Sort of size (fork or total) and/or kind of fat (entire or dressed)

Fishing technique ( reel and rod, longline, etc.)

Launch condition: did you maintain the shark or release it aliveif released alive, indicate whether released because of the tag that is same a various label, or no label and condition associated with seafood

Make sure to consist of your title, mailing target, daytime telephone number, and current email address.

There are numerous methods for you to report this given information to us:

Mail when you look at the given information to Cooperative Shark Tagging Program, NOAA’s National aquatic Fisheries provider, 28 Tarzwell Drive, Narragansett, RI 02882

We will give you a written report with info on the shark you caught and a cap to many thanks for the involvement.

Request Backbones of Recaptured Sharks

Us a backbone sample if you are keeping the shark, please consider sending. The big amount of sharks increasingly being recaptured provides an opportunity that is unique fishermen to aid biologists in age and development studies.

To send us an example:

Record label quantity and recapture details (date, location, latitude and longitude, species, calculated fork size, intercourse, and way of capture).

Remove a 6 – 10 little bit of the backbone from on the gills.

Freeze the backbone.

Where you should just simply take backbone test and exactly how to look for the duration of the shark.