Abstract: The present invention consists of a device which aids in the estimating of length and or weight of a fish by measuring an area near the base of the tail fin and converting that data into a length and weight estimate based on these known relationships.

Abstract: A handheld landing net hoop shape that positions greater landing net hoop opening in the area an angler first pulls a hooked fish into a landing net. One side of the hoop shape follows a more customary teardrop shape while the other side of the hoop shape extends further and at an angle that complements the natural reach of an angler as he prepares to scoop a hooked fish. It is an efficient use of landing net hoop circumference for the angler who is catching a fish with the aid of a handheld landing net.