HYDRA

Fleet

Royal Navy

Ship Type

–

Nickname

–

Ship Class

Acheron class (I class)

Grouping

1st Destroyer Flotilla, HMS Fearless, leader (Captain D Roper)

Command

Battle-Cruiser Fleet

Builder's Yard

John Brown & Co, Clydebank

Budget Year

–

Construction Notes

–

Date Laid Down

–

Launch Date

19 February 1912

Completed date

–

Commission date

–

Year laid down

–

Year launched

–

Year completed

1912

Commission Year

–

Pennant No

–

Photo Details

–

Related stories

–

Sister ships

–

Eventual Fate

Sold 1921 for scrapping

Jutland result

Sold off 9 May 1921

Ready for action after dock repairs

–

Commander

Lieutenant Francis G. Glossop

Noteable Officers

–

Crew complement

72

Officers

–

Ratings

–

Killed

–

Wounded

–

Prisoners

–

Displacement full Load (tons)

770

Artefacts Data

–

Ship's Model

–

Length (ft)

246'

Length (mtrs)

75

Beam (ft)

25' 9"

Beam (mtrs)

7.8

Draught (ft)

8' 9"

Draught (mtrs)

2.7

Max. Speed (knots)

28

Range (miles)

–

Range (kilometres)

–

Fuel

–

Propulsion

2 shafts run by 2 Brown Curtis turbines and 2 Yarrow boilers. Rated between 15,000 and 16,500 hp.

Armour Main Belt

–

Deck Armour

–

Turret Armour IN CM

–

Conning Tower Armour

–

Barbette Armour

–

Weight of armour

–

Armour / Displacement Ratio

–

Watertight compartments

–

General Notes

–

Fire Control Table

–

Fire Control - Clock

–

Primary Gun calibre

–

No. Primary Turrets

–

Guns (No.barrels)

–

Primary gun layout

–

Rounds per main gun

–

Effective broadside guns

–

Primary shell Weight (inches or cm)

–

Primary Broadside Weight

–

Secondary Gun Calibre

–

Guns (No.barrels) 2

–

Rounds per secondary

–

Other Armament

Two BL 4" L/40 Mk VIII guns, mounting P Mk V and two QF 12 pdr. 12 cwt. Naval guns, mounting P Mk I

Elevation (degrees)

–

Gunnery Range (yards)

–

Gunnery Range (metres)

–

Rate of Fire (rds per minute)

–

Shells expended Main

–

Mines dropped

–

Shells expended Secondary

–

Torpedoes fired

–

Gunnery Notes

–

Torpedo Type IN

21"

No. tubes

2

Torpedo Type MM

533 mm

No. Mines

–

Torpedo Notes

Two single mounts

References & sources

H M Fleming Warships of World War One